Home / 45,130.30-67,690.02-22,959.64

Finding the Fourth Proportional to 45,130.30, 67,690.02 and 22,959.64

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Solution

The fourth proportional to 45,130.30, 67,690.02 and 22,959.64 is: 34,436.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,130.30 : 67,690.02 = 22,959.64 : x
  2. Step 2: Convert to fraction form
    45,130.30/67,690.02 = 22,959.64/x
  3. Step 3: Cross multiply
    45,130.30x = 67,690.02 × 22,959.64
  4. Step 4: Simplify right side
    45,130.30x = 1,554,138,490.79
  5. Step 5: Solve for x
    x = 1,554,138,490.79/45,130.30
  6. Step 6: Final answer
    x = 34,436.70

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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.