Home / 64,374.24-88,725.28-42,825.44

Finding the Fourth Proportional to 64,374.24, 88,725.28 and 42,825.44

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Solution

The fourth proportional to 64,374.24, 88,725.28 and 42,825.44 is: 59,025.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,374.24 : 88,725.28 = 42,825.44 : x
  2. Step 2: Convert to fraction form
    64,374.24/88,725.28 = 42,825.44/x
  3. Step 3: Cross multiply
    64,374.24x = 88,725.28 × 42,825.44
  4. Step 4: Simplify right side
    64,374.24x = 3,799,699,155.12
  5. Step 5: Solve for x
    x = 3,799,699,155.12/64,374.24
  6. Step 6: Final answer
    x = 59,025.15

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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.