Home / 161,948.80-242,595.15-91,746.10

Finding the Fourth Proportional to 161,948.80, 242,595.15 and 91,746.10

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Solution

The fourth proportional to 161,948.80, 242,595.15 and 91,746.10 is: 137,433.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,948.80 : 242,595.15 = 91,746.10 : x
  2. Step 2: Convert to fraction form
    161,948.80/242,595.15 = 91,746.10/x
  3. Step 3: Cross multiply
    161,948.80x = 242,595.15 × 91,746.10
  4. Step 4: Simplify right side
    161,948.80x = 22,257,158,891.42
  5. Step 5: Solve for x
    x = 22,257,158,891.42/161,948.80
  6. Step 6: Final answer
    x = 137,433.31

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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.