Home / 134,746.67-185,951.29-74,318.95

Finding the Fourth Proportional to 134,746.67, 185,951.29 and 74,318.95

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Solution

The fourth proportional to 134,746.67, 185,951.29 and 74,318.95 is: 102,560.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,746.67 : 185,951.29 = 74,318.95 : x
  2. Step 2: Convert to fraction form
    134,746.67/185,951.29 = 74,318.95/x
  3. Step 3: Cross multiply
    134,746.67x = 185,951.29 × 74,318.95
  4. Step 4: Simplify right side
    134,746.67x = 13,819,704,623.95
  5. Step 5: Solve for x
    x = 13,819,704,623.95/134,746.67
  6. Step 6: Final answer
    x = 102,560.64

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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.