Home / 86,569.20-119,465.04-48,326.52

Finding the Fourth Proportional to 86,569.20, 119,465.04 and 48,326.52

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Solution

The fourth proportional to 86,569.20, 119,465.04 and 48,326.52 is: 66,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,569.20 : 119,465.04 = 48,326.52 : x
  2. Step 2: Convert to fraction form
    86,569.20/119,465.04 = 48,326.52/x
  3. Step 3: Cross multiply
    86,569.20x = 119,465.04 × 48,326.52
  4. Step 4: Simplify right side
    86,569.20x = 5,773,329,644.86
  5. Step 5: Solve for x
    x = 5,773,329,644.86/86,569.20
  6. Step 6: Final answer
    x = 66,690.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.