Home / 159,973.08-239,934.96-53,358.90

Finding the Fourth Proportional to 159,973.08, 239,934.96 and 53,358.90

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Solution

The fourth proportional to 159,973.08, 239,934.96 and 53,358.90 is: 80,030.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,973.08 : 239,934.96 = 53,358.90 : x
  2. Step 2: Convert to fraction form
    159,973.08/239,934.96 = 53,358.90/x
  3. Step 3: Cross multiply
    159,973.08x = 239,934.96 × 53,358.90
  4. Step 4: Simplify right side
    159,973.08x = 12,802,665,537.14
  5. Step 5: Solve for x
    x = 12,802,665,537.14/159,973.08
  6. Step 6: Final answer
    x = 80,030.12

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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.