Home / 132,807.29-199,240.10-39,320.33

Finding the Fourth Proportional to 132,807.29, 199,240.10 and 39,320.33

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Solution

The fourth proportional to 132,807.29, 199,240.10 and 39,320.33 is: 58,989.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,807.29 : 199,240.10 = 39,320.33 : x
  2. Step 2: Convert to fraction form
    132,807.29/199,240.10 = 39,320.33/x
  3. Step 3: Cross multiply
    132,807.29x = 199,240.10 × 39,320.33
  4. Step 4: Simplify right side
    132,807.29x = 7,834,186,284.63
  5. Step 5: Solve for x
    x = 7,834,186,284.63/132,807.29
  6. Step 6: Final answer
    x = 58,989.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.