Home / 122,332.71-183,455.04-42,348.95

Finding the Fourth Proportional to 122,332.71, 183,455.04 and 42,348.95

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Solution

The fourth proportional to 122,332.71, 183,455.04 and 42,348.95 is: 63,508.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,332.71 : 183,455.04 = 42,348.95 : x
  2. Step 2: Convert to fraction form
    122,332.71/183,455.04 = 42,348.95/x
  3. Step 3: Cross multiply
    122,332.71x = 183,455.04 × 42,348.95
  4. Step 4: Simplify right side
    122,332.71x = 7,769,128,316.21
  5. Step 5: Solve for x
    x = 7,769,128,316.21/122,332.71
  6. Step 6: Final answer
    x = 63,508.18

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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.