Home / 124,731.50-187,097.04-35,985.47

Finding the Fourth Proportional to 124,731.50, 187,097.04 and 35,985.47

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Solution

The fourth proportional to 124,731.50, 187,097.04 and 35,985.47 is: 53,978.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,731.50 : 187,097.04 = 35,985.47 : x
  2. Step 2: Convert to fraction form
    124,731.50/187,097.04 = 35,985.47/x
  3. Step 3: Cross multiply
    124,731.50x = 187,097.04 × 35,985.47
  4. Step 4: Simplify right side
    124,731.50x = 6,732,773,984.52
  5. Step 5: Solve for x
    x = 6,732,773,984.52/124,731.50
  6. Step 6: Final answer
    x = 53,978.14

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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.