Home / 151,332.12-208,835.28-94,774.68

Finding the Fourth Proportional to 151,332.12, 208,835.28 and 94,774.68

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Solution

The fourth proportional to 151,332.12, 208,835.28 and 94,774.68 is: 130,787.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,332.12 : 208,835.28 = 94,774.68 : x
  2. Step 2: Convert to fraction form
    151,332.12/208,835.28 = 94,774.68/x
  3. Step 3: Cross multiply
    151,332.12x = 208,835.28 × 94,774.68
  4. Step 4: Simplify right side
    151,332.12x = 19,792,296,834.71
  5. Step 5: Solve for x
    x = 19,792,296,834.71/151,332.12
  6. Step 6: Final answer
    x = 130,787.15

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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.