Home / 97,679.46-134,800.59-55,237.14

Finding the Fourth Proportional to 97,679.46, 134,800.59 and 55,237.14

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Solution

The fourth proportional to 97,679.46, 134,800.59 and 55,237.14 is: 76,228.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,679.46 : 134,800.59 = 55,237.14 : x
  2. Step 2: Convert to fraction form
    97,679.46/134,800.59 = 55,237.14/x
  3. Step 3: Cross multiply
    97,679.46x = 134,800.59 × 55,237.14
  4. Step 4: Simplify right side
    97,679.46x = 7,445,999,061.91
  5. Step 5: Solve for x
    x = 7,445,999,061.91/97,679.46
  6. Step 6: Final answer
    x = 76,228.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.