Home / 67,750.09-93,508.20-39,088.26

Finding the Fourth Proportional to 67,750.09, 93,508.20 and 39,088.26

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Solution

The fourth proportional to 67,750.09, 93,508.20 and 39,088.26 is: 53,949.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,750.09 : 93,508.20 = 39,088.26 : x
  2. Step 2: Convert to fraction form
    67,750.09/93,508.20 = 39,088.26/x
  3. Step 3: Cross multiply
    67,750.09x = 93,508.20 × 39,088.26
  4. Step 4: Simplify right side
    67,750.09x = 3,655,072,833.73
  5. Step 5: Solve for x
    x = 3,655,072,833.73/67,750.09
  6. Step 6: Final answer
    x = 53,949.34

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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.