Home / 107,136.59-147,844.23-58,737.47

Finding the Fourth Proportional to 107,136.59, 147,844.23 and 58,737.47

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Solution

The fourth proportional to 107,136.59, 147,844.23 and 58,737.47 is: 81,055.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,136.59 : 147,844.23 = 58,737.47 : x
  2. Step 2: Convert to fraction form
    107,136.59/147,844.23 = 58,737.47/x
  3. Step 3: Cross multiply
    107,136.59x = 147,844.23 × 58,737.47
  4. Step 4: Simplify right side
    107,136.59x = 8,683,996,024.30
  5. Step 5: Solve for x
    x = 8,683,996,024.30/107,136.59
  6. Step 6: Final answer
    x = 81,055.37

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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.