Home / 155,616.10-233,424.15-76,884.10

Finding the Fourth Proportional to 155,616.10, 233,424.15 and 76,884.10

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Solution

The fourth proportional to 155,616.10, 233,424.15 and 76,884.10 is: 115,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,616.10 : 233,424.15 = 76,884.10 : x
  2. Step 2: Convert to fraction form
    155,616.10/233,424.15 = 76,884.10/x
  3. Step 3: Cross multiply
    155,616.10x = 233,424.15 × 76,884.10
  4. Step 4: Simplify right side
    155,616.10x = 17,946,605,691.02
  5. Step 5: Solve for x
    x = 17,946,605,691.02/155,616.10
  6. Step 6: Final answer
    x = 115,326.15

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1.5x scale

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.