Home / 131,663.48-197,403.04-48,535.16

Finding the Fourth Proportional to 131,663.48, 197,403.04 and 48,535.16

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Solution

The fourth proportional to 131,663.48, 197,403.04 and 48,535.16 is: 72,768.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,663.48 : 197,403.04 = 48,535.16 : x
  2. Step 2: Convert to fraction form
    131,663.48/197,403.04 = 48,535.16/x
  3. Step 3: Cross multiply
    131,663.48x = 197,403.04 × 48,535.16
  4. Step 4: Simplify right side
    131,663.48x = 9,580,988,130.89
  5. Step 5: Solve for x
    x = 9,580,988,130.89/131,663.48
  6. Step 6: Final answer
    x = 72,768.76

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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.