Home / 155,005.10-232,507.65-49,834.70

Finding the Fourth Proportional to 155,005.10, 232,507.65 and 49,834.70

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Solution

The fourth proportional to 155,005.10, 232,507.65 and 49,834.70 is: 74,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,005.10 : 232,507.65 = 49,834.70 : x
  2. Step 2: Convert to fraction form
    155,005.10/232,507.65 = 49,834.70/x
  3. Step 3: Cross multiply
    155,005.10x = 232,507.65 × 49,834.70
  4. Step 4: Simplify right side
    155,005.10x = 11,586,948,985.46
  5. Step 5: Solve for x
    x = 11,586,948,985.46/155,005.10
  6. Step 6: Final answer
    x = 74,752.05

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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.