Home / 97,443.12-134,492.28-61,610.16

Finding the Fourth Proportional to 97,443.12, 134,492.28 and 61,610.16

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Solution

The fourth proportional to 97,443.12, 134,492.28 and 61,610.16 is: 85,035.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,443.12 : 134,492.28 = 61,610.16 : x
  2. Step 2: Convert to fraction form
    97,443.12/134,492.28 = 61,610.16/x
  3. Step 3: Cross multiply
    97,443.12x = 134,492.28 × 61,610.16
  4. Step 4: Simplify right side
    97,443.12x = 8,286,090,889.56
  5. Step 5: Solve for x
    x = 8,286,090,889.56/97,443.12
  6. Step 6: Final answer
    x = 85,035.16

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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.