Home / 64,017.18-88,339.14-35,331.12

Finding the Fourth Proportional to 64,017.18, 88,339.14 and 35,331.12

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Solution

The fourth proportional to 64,017.18, 88,339.14 and 35,331.12 is: 48,754.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,017.18 : 88,339.14 = 35,331.12 : x
  2. Step 2: Convert to fraction form
    64,017.18/88,339.14 = 35,331.12/x
  3. Step 3: Cross multiply
    64,017.18x = 88,339.14 × 35,331.12
  4. Step 4: Simplify right side
    64,017.18x = 3,121,120,756.04
  5. Step 5: Solve for x
    x = 3,121,120,756.04/64,017.18
  6. Step 6: Final answer
    x = 48,754.42

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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.