Home / 62,140.64-85,758.08-35,272.96

Finding the Fourth Proportional to 62,140.64, 85,758.08 and 35,272.96

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Solution

The fourth proportional to 62,140.64, 85,758.08 and 35,272.96 is: 48,678.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,140.64 : 85,758.08 = 35,272.96 : x
  2. Step 2: Convert to fraction form
    62,140.64/85,758.08 = 35,272.96/x
  3. Step 3: Cross multiply
    62,140.64x = 85,758.08 × 35,272.96
  4. Step 4: Simplify right side
    62,140.64x = 3,024,941,325.52
  5. Step 5: Solve for x
    x = 3,024,941,325.52/62,140.64
  6. Step 6: Final answer
    x = 48,678.95

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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.