Home / 56,700.72-85,070.20-25,106.47

Finding the Fourth Proportional to 56,700.72, 85,070.20 and 25,106.47

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Solution

The fourth proportional to 56,700.72, 85,070.20 and 25,106.47 is: 37,668.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,700.72 : 85,070.20 = 25,106.47 : x
  2. Step 2: Convert to fraction form
    56,700.72/85,070.20 = 25,106.47/x
  3. Step 3: Cross multiply
    56,700.72x = 85,070.20 × 25,106.47
  4. Step 4: Simplify right side
    56,700.72x = 2,135,812,242.90
  5. Step 5: Solve for x
    x = 2,135,812,242.90/56,700.72
  6. Step 6: Final answer
    x = 37,668.17

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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.