Home / 97,429.08-134,402.60-59,178.45

Finding the Fourth Proportional to 97,429.08, 134,402.60 and 59,178.45

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Solution

The fourth proportional to 97,429.08, 134,402.60 and 59,178.45 is: 81,636.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,429.08 : 134,402.60 = 59,178.45 : x
  2. Step 2: Convert to fraction form
    97,429.08/134,402.60 = 59,178.45/x
  3. Step 3: Cross multiply
    97,429.08x = 134,402.60 × 59,178.45
  4. Step 4: Simplify right side
    97,429.08x = 7,953,738,195.93
  5. Step 5: Solve for x
    x = 7,953,738,195.93/97,429.08
  6. Step 6: Final answer
    x = 81,636.18

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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.