Home / 94,679,936.70-142,019,905.05-54,369,152.70

Finding the Fourth Proportional to 94,679,936.70, 142,019,905.05 and 54,369,152.70

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Solution

The fourth proportional to 94,679,936.70, 142,019,905.05 and 54,369,152.70 is: 81,553,729.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,679,936.70 : 142,019,905.05 = 54,369,152.70 : x
  2. Step 2: Convert to fraction form
    94,679,936.70/142,019,905.05 = 54,369,152.70/x
  3. Step 3: Cross multiply
    94,679,936.70x = 142,019,905.05 × 54,369,152.70
  4. Step 4: Simplify right side
    94,679,936.70x = 7,721,501,904,102,952
  5. Step 5: Solve for x
    x = 7,721,501,904,102,952/94,679,936.70
  6. Step 6: Final answer
    x = 81,553,729.05

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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.