Home / 126,285.08-174,295.98-75,301.10

Finding the Fourth Proportional to 126,285.08, 174,295.98 and 75,301.10

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Solution

The fourth proportional to 126,285.08, 174,295.98 and 75,301.10 is: 103,928.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,285.08 : 174,295.98 = 75,301.10 : x
  2. Step 2: Convert to fraction form
    126,285.08/174,295.98 = 75,301.10/x
  3. Step 3: Cross multiply
    126,285.08x = 174,295.98 × 75,301.10
  4. Step 4: Simplify right side
    126,285.08x = 13,124,679,019.58
  5. Step 5: Solve for x
    x = 13,124,679,019.58/126,285.08
  6. Step 6: Final answer
    x = 103,928.98

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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.