Home / 125,476.77-173,151.88-71,767.69

Finding the Fourth Proportional to 125,476.77, 173,151.88 and 71,767.69

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Solution

The fourth proportional to 125,476.77, 173,151.88 and 71,767.69 is: 99,035.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,476.77 : 173,151.88 = 71,767.69 : x
  2. Step 2: Convert to fraction form
    125,476.77/173,151.88 = 71,767.69/x
  3. Step 3: Cross multiply
    125,476.77x = 173,151.88 × 71,767.69
  4. Step 4: Simplify right side
    125,476.77x = 12,426,710,446.76
  5. Step 5: Solve for x
    x = 12,426,710,446.76/125,476.77
  6. Step 6: Final answer
    x = 99,035.94

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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.