Home / 126,739,826.28-174,896,434.98-71,734,501.80

Finding the Fourth Proportional to 126,739,826.28, 174,896,434.98 and 71,734,501.80

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Solution

The fourth proportional to 126,739,826.28, 174,896,434.98 and 71,734,501.80 is: 98,991,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,739,826.28 : 174,896,434.98 = 71,734,501.80 : x
  2. Step 2: Convert to fraction form
    126,739,826.28/174,896,434.98 = 71,734,501.80/x
  3. Step 3: Cross multiply
    126,739,826.28x = 174,896,434.98 × 71,734,501.80
  4. Step 4: Simplify right side
    126,739,826.28x = 12,546,108,629,886,392
  5. Step 5: Solve for x
    x = 12,546,108,629,886,392/126,739,826.28
  6. Step 6: Final answer
    x = 98,991,051.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.