Home / 48,568.32-72,875.52-28,885.68

Finding the Fourth Proportional to 48,568.32, 72,875.52 and 28,885.68

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Solution

The fourth proportional to 48,568.32, 72,875.52 and 28,885.68 is: 43,342.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,568.32 : 72,875.52 = 28,885.68 : x
  2. Step 2: Convert to fraction form
    48,568.32/72,875.52 = 28,885.68/x
  3. Step 3: Cross multiply
    48,568.32x = 72,875.52 × 28,885.68
  4. Step 4: Simplify right side
    48,568.32x = 2,105,058,950.55
  5. Step 5: Solve for x
    x = 2,105,058,950.55/48,568.32
  6. Step 6: Final answer
    x = 43,342.22

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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.