Home / 48,177.48-72,270.54-13,117.32

Finding the Fourth Proportional to 48,177.48, 72,270.54 and 13,117.32

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Solution

The fourth proportional to 48,177.48, 72,270.54 and 13,117.32 is: 19,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,177.48 : 72,270.54 = 13,117.32 : x
  2. Step 2: Convert to fraction form
    48,177.48/72,270.54 = 13,117.32/x
  3. Step 3: Cross multiply
    48,177.48x = 72,270.54 × 13,117.32
  4. Step 4: Simplify right side
    48,177.48x = 947,995,799.75
  5. Step 5: Solve for x
    x = 947,995,799.75/48,177.48
  6. Step 6: Final answer
    x = 19,677.16

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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.