Home / 92,565.13-127,740.78-50,124.52

Finding the Fourth Proportional to 92,565.13, 127,740.78 and 50,124.52

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Solution

The fourth proportional to 92,565.13, 127,740.78 and 50,124.52 is: 69,172.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,565.13 : 127,740.78 = 50,124.52 : x
  2. Step 2: Convert to fraction form
    92,565.13/127,740.78 = 50,124.52/x
  3. Step 3: Cross multiply
    92,565.13x = 127,740.78 × 50,124.52
  4. Step 4: Simplify right side
    92,565.13x = 6,402,945,281.93
  5. Step 5: Solve for x
    x = 6,402,945,281.93/92,565.13
  6. Step 6: Final answer
    x = 69,172.33

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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.