Home / 48,281.80-72,336.30-40,851.40

Finding the Fourth Proportional to 48,281.80, 72,336.30 and 40,851.40

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Solution

The fourth proportional to 48,281.80, 72,336.30 and 40,851.40 is: 61,204.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,281.80 : 72,336.30 = 40,851.40 : x
  2. Step 2: Convert to fraction form
    48,281.80/72,336.30 = 40,851.40/x
  3. Step 3: Cross multiply
    48,281.80x = 72,336.30 × 40,851.40
  4. Step 4: Simplify right side
    48,281.80x = 2,955,039,125.82
  5. Step 5: Solve for x
    x = 2,955,039,125.82/48,281.80
  6. Step 6: Final answer
    x = 61,204.00

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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.