Home / 131,398.08-197,244.54-52,567.26

Finding the Fourth Proportional to 131,398.08, 197,244.54 and 52,567.26

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Solution

The fourth proportional to 131,398.08, 197,244.54 and 52,567.26 is: 78,909.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,398.08 : 197,244.54 = 52,567.26 : x
  2. Step 2: Convert to fraction form
    131,398.08/197,244.54 = 52,567.26/x
  3. Step 3: Cross multiply
    131,398.08x = 197,244.54 × 52,567.26
  4. Step 4: Simplify right side
    131,398.08x = 10,368,605,017.76
  5. Step 5: Solve for x
    x = 10,368,605,017.76/131,398.08
  6. Step 6: Final answer
    x = 78,909.87

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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.