Home / 109,445.68-163,377.10-96,159.66

Finding the Fourth Proportional to 109,445.68, 163,377.10 and 96,159.66

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Solution

The fourth proportional to 109,445.68, 163,377.10 and 96,159.66 is: 143,544.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,445.68 : 163,377.10 = 96,159.66 : x
  2. Step 2: Convert to fraction form
    109,445.68/163,377.10 = 96,159.66/x
  3. Step 3: Cross multiply
    109,445.68x = 163,377.10 × 96,159.66
  4. Step 4: Simplify right side
    109,445.68x = 15,710,285,895.32
  5. Step 5: Solve for x
    x = 15,710,285,895.32/109,445.68
  6. Step 6: Final answer
    x = 143,544.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.