Home / 48,281.40-72,422.10-44,782.20

Finding the Fourth Proportional to 48,281.40, 72,422.10 and 44,782.20

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Solution

The fourth proportional to 48,281.40, 72,422.10 and 44,782.20 is: 67,173.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,281.40 : 72,422.10 = 44,782.20 : x
  2. Step 2: Convert to fraction form
    48,281.40/72,422.10 = 44,782.20/x
  3. Step 3: Cross multiply
    48,281.40x = 72,422.10 × 44,782.20
  4. Step 4: Simplify right side
    48,281.40x = 3,243,220,966.62
  5. Step 5: Solve for x
    x = 3,243,220,966.62/48,281.40
  6. Step 6: Final answer
    x = 67,173.30

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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.