Home / 102,884,833.13-141,981,225.21-55,841,923.49

Finding the Fourth Proportional to 102,884,833.13, 141,981,225.21 and 55,841,923.49

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Solution

The fourth proportional to 102,884,833.13, 141,981,225.21 and 55,841,923.49 is: 77,061,938.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,884,833.13 : 141,981,225.21 = 55,841,923.49 : x
  2. Step 2: Convert to fraction form
    102,884,833.13/141,981,225.21 = 55,841,923.49/x
  3. Step 3: Cross multiply
    102,884,833.13x = 141,981,225.21 × 55,841,923.49
  4. Step 4: Simplify right side
    102,884,833.13x = 7,928,504,714,483,373
  5. Step 5: Solve for x
    x = 7,928,504,714,483,373/102,884,833.13
  6. Step 6: Final answer
    x = 77,061,938.81

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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.