Home / 48,303.20-72,454.80-34,306.40

Finding the Fourth Proportional to 48,303.20, 72,454.80 and 34,306.40

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Solution

The fourth proportional to 48,303.20, 72,454.80 and 34,306.40 is: 51,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,303.20 : 72,454.80 = 34,306.40 : x
  2. Step 2: Convert to fraction form
    48,303.20/72,454.80 = 34,306.40/x
  3. Step 3: Cross multiply
    48,303.20x = 72,454.80 × 34,306.40
  4. Step 4: Simplify right side
    48,303.20x = 2,485,663,350.72
  5. Step 5: Solve for x
    x = 2,485,663,350.72/48,303.20
  6. Step 6: Final answer
    x = 51,459.60

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1.5x scale

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.