Home / 48,293.34-72,353.11-45,444.60

Finding the Fourth Proportional to 48,293.34, 72,353.11 and 45,444.60

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Solution

The fourth proportional to 48,293.34, 72,353.11 and 45,444.60 is: 68,085.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,293.34 : 72,353.11 = 45,444.60 : x
  2. Step 2: Convert to fraction form
    48,293.34/72,353.11 = 45,444.60/x
  3. Step 3: Cross multiply
    48,293.34x = 72,353.11 × 45,444.60
  4. Step 4: Simplify right side
    48,293.34x = 3,288,058,142.71
  5. Step 5: Solve for x
    x = 3,288,058,142.71/48,293.34
  6. Step 6: Final answer
    x = 68,085.13

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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.