Home / 48,101.12-72,155.30-14,364.48

Finding the Fourth Proportional to 48,101.12, 72,155.30 and 14,364.48

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Solution

The fourth proportional to 48,101.12, 72,155.30 and 14,364.48 is: 21,547.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,101.12 : 72,155.30 = 14,364.48 : x
  2. Step 2: Convert to fraction form
    48,101.12/72,155.30 = 14,364.48/x
  3. Step 3: Cross multiply
    48,101.12x = 72,155.30 × 14,364.48
  4. Step 4: Simplify right side
    48,101.12x = 1,036,473,363.74
  5. Step 5: Solve for x
    x = 1,036,473,363.74/48,101.12
  6. Step 6: Final answer
    x = 21,547.80

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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.