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Finding the Fourth Proportional to 153,262.13, 231,332.72 and 153,262.13

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Solution

The fourth proportional to 153,262.13, 231,332.72 and 153,262.13 is: 231,332.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,262.13 : 231,332.72 = 153,262.13 : x
  2. Step 2: Convert to fraction form
    153,262.13/231,332.72 = 153,262.13/x
  3. Step 3: Cross multiply
    153,262.13x = 231,332.72 × 153,262.13
  4. Step 4: Simplify right side
    153,262.13x = 35,454,543,482.92
  5. Step 5: Solve for x
    x = 35,454,543,482.92/153,262.13
  6. Step 6: Final answer
    x = 231,332.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.