Home / 126,275.34-174,259.62-69,686.31

Finding the Fourth Proportional to 126,275.34, 174,259.62 and 69,686.31

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Solution

The fourth proportional to 126,275.34, 174,259.62 and 69,686.31 is: 96,166.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,275.34 : 174,259.62 = 69,686.31 : x
  2. Step 2: Convert to fraction form
    126,275.34/174,259.62 = 69,686.31/x
  3. Step 3: Cross multiply
    126,275.34x = 174,259.62 × 69,686.31
  4. Step 4: Simplify right side
    126,275.34x = 12,143,509,899.80
  5. Step 5: Solve for x
    x = 12,143,509,899.80/126,275.34
  6. Step 6: Final answer
    x = 96,166.92

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1.5x scale

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.