Home / 109,572.08-164,294.73-42,934.19

Finding the Fourth Proportional to 109,572.08, 164,294.73 and 42,934.19

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Solution

The fourth proportional to 109,572.08, 164,294.73 and 42,934.19 is: 64,376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,572.08 : 164,294.73 = 42,934.19 : x
  2. Step 2: Convert to fraction form
    109,572.08/164,294.73 = 42,934.19/x
  3. Step 3: Cross multiply
    109,572.08x = 164,294.73 × 42,934.19
  4. Step 4: Simplify right side
    109,572.08x = 7,053,860,332.35
  5. Step 5: Solve for x
    x = 7,053,860,332.35/109,572.08
  6. Step 6: Final answer
    x = 64,376.44

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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.