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Finding the Fourth Proportional to 155,787.68, 233,769 and 62,300.72

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Solution

The fourth proportional to 155,787.68, 233,769 and 62,300.72 is: 93,486.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,787.68 : 233,769 = 62,300.72 : x
  2. Step 2: Convert to fraction form
    155,787.68/233,769 = 62,300.72/x
  3. Step 3: Cross multiply
    155,787.68x = 233,769 × 62,300.72
  4. Step 4: Simplify right side
    155,787.68x = 14,563,977,013.68
  5. Step 5: Solve for x
    x = 14,563,977,013.68/155,787.68
  6. Step 6: Final answer
    x = 93,486.06

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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.