Home / 155,144.70-232,730.42-42,824.94

Finding the Fourth Proportional to 155,144.70, 232,730.42 and 42,824.94

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Solution

The fourth proportional to 155,144.70, 232,730.42 and 42,824.94 is: 64,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,144.70 : 232,730.42 = 42,824.94 : x
  2. Step 2: Convert to fraction form
    155,144.70/232,730.42 = 42,824.94/x
  3. Step 3: Cross multiply
    155,144.70x = 232,730.42 × 42,824.94
  4. Step 4: Simplify right side
    155,144.70x = 9,966,666,058.55
  5. Step 5: Solve for x
    x = 9,966,666,058.55/155,144.70
  6. Step 6: Final answer
    x = 64,241.10

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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.