Home / 143,500.68-215,248.86-64,559.16

Finding the Fourth Proportional to 143,500.68, 215,248.86 and 64,559.16

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Solution

The fourth proportional to 143,500.68, 215,248.86 and 64,559.16 is: 96,837.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,500.68 : 215,248.86 = 64,559.16 : x
  2. Step 2: Convert to fraction form
    143,500.68/215,248.86 = 64,559.16/x
  3. Step 3: Cross multiply
    143,500.68x = 215,248.86 × 64,559.16
  4. Step 4: Simplify right side
    143,500.68x = 13,896,285,592.56
  5. Step 5: Solve for x
    x = 13,896,285,592.56/143,500.68
  6. Step 6: Final answer
    x = 96,837.77

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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.