Home / 142,500.52-213,799.90-63,669.16

Finding the Fourth Proportional to 142,500.52, 213,799.90 and 63,669.16

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Solution

The fourth proportional to 142,500.52, 213,799.90 and 63,669.16 is: 95,525.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,500.52 : 213,799.90 = 63,669.16 : x
  2. Step 2: Convert to fraction form
    142,500.52/213,799.90 = 63,669.16/x
  3. Step 3: Cross multiply
    142,500.52x = 213,799.90 × 63,669.16
  4. Step 4: Simplify right side
    142,500.52x = 13,612,460,041.08
  5. Step 5: Solve for x
    x = 13,612,460,041.08/142,500.52
  6. Step 6: Final answer
    x = 95,525.69

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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.