Home / 143,328.78-215,019.02-59,042.93

Finding the Fourth Proportional to 143,328.78, 215,019.02 and 59,042.93

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Solution

The fourth proportional to 143,328.78, 215,019.02 and 59,042.93 is: 88,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,328.78 : 215,019.02 = 59,042.93 : x
  2. Step 2: Convert to fraction form
    143,328.78/215,019.02 = 59,042.93/x
  3. Step 3: Cross multiply
    143,328.78x = 215,019.02 × 59,042.93
  4. Step 4: Simplify right side
    143,328.78x = 12,695,352,946.53
  5. Step 5: Solve for x
    x = 12,695,352,946.53/143,328.78
  6. Step 6: Final answer
    x = 88,575.04

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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.