Home / 48,368.90-72,635.16-29,686.34

Finding the Fourth Proportional to 48,368.90, 72,635.16 and 29,686.34

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Solution

The fourth proportional to 48,368.90, 72,635.16 and 29,686.34 is: 44,579.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,368.90 : 72,635.16 = 29,686.34 : x
  2. Step 2: Convert to fraction form
    48,368.90/72,635.16 = 29,686.34/x
  3. Step 3: Cross multiply
    48,368.90x = 72,635.16 × 29,686.34
  4. Step 4: Simplify right side
    48,368.90x = 2,156,272,055.71
  5. Step 5: Solve for x
    x = 2,156,272,055.71/48,368.90
  6. Step 6: Final answer
    x = 44,579.72

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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.