Home / 155,331.88-233,043.18-61,851.40

Finding the Fourth Proportional to 155,331.88, 233,043.18 and 61,851.40

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Solution

The fourth proportional to 155,331.88, 233,043.18 and 61,851.40 is: 92,795.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,331.88 : 233,043.18 = 61,851.40 : x
  2. Step 2: Convert to fraction form
    155,331.88/233,043.18 = 61,851.40/x
  3. Step 3: Cross multiply
    155,331.88x = 233,043.18 × 61,851.40
  4. Step 4: Simplify right side
    155,331.88x = 14,414,047,758.00
  5. Step 5: Solve for x
    x = 14,414,047,758.00/155,331.88
  6. Step 6: Final answer
    x = 92,795.17

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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.