Home / 125,632.11-173,384.51-71,924.79

Finding the Fourth Proportional to 125,632.11, 173,384.51 and 71,924.79

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Solution

The fourth proportional to 125,632.11, 173,384.51 and 71,924.79 is: 99,263.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,632.11 : 173,384.51 = 71,924.79 : x
  2. Step 2: Convert to fraction form
    125,632.11/173,384.51 = 71,924.79/x
  3. Step 3: Cross multiply
    125,632.11x = 173,384.51 × 71,924.79
  4. Step 4: Simplify right side
    125,632.11x = 12,470,644,111.38
  5. Step 5: Solve for x
    x = 12,470,644,111.38/125,632.11
  6. Step 6: Final answer
    x = 99,263.19

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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.