Home / 143,444.20-215,192.38-59,157.53

Finding the Fourth Proportional to 143,444.20, 215,192.38 and 59,157.53

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Solution

The fourth proportional to 143,444.20, 215,192.38 and 59,157.53 is: 88,747.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,444.20 : 215,192.38 = 59,157.53 : x
  2. Step 2: Convert to fraction form
    143,444.20/215,192.38 = 59,157.53/x
  3. Step 3: Cross multiply
    143,444.20x = 215,192.38 × 59,157.53
  4. Step 4: Simplify right side
    143,444.20x = 12,730,249,675.62
  5. Step 5: Solve for x
    x = 12,730,249,675.62/143,444.20
  6. Step 6: Final answer
    x = 88,747.05

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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.