Home / 64,025.12-88,354.68-35,730.20

Finding the Fourth Proportional to 64,025.12, 88,354.68 and 35,730.20

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Solution

The fourth proportional to 64,025.12, 88,354.68 and 35,730.20 is: 49,307.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,025.12 : 88,354.68 = 35,730.20 : x
  2. Step 2: Convert to fraction form
    64,025.12/88,354.68 = 35,730.20/x
  3. Step 3: Cross multiply
    64,025.12x = 88,354.68 × 35,730.20
  4. Step 4: Simplify right side
    64,025.12x = 3,156,930,387.34
  5. Step 5: Solve for x
    x = 3,156,930,387.34/64,025.12
  6. Step 6: Final answer
    x = 49,307.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.