Home / 97,459.18-134,492.20-54,439.26

Finding the Fourth Proportional to 97,459.18, 134,492.20 and 54,439.26

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Solution

The fourth proportional to 97,459.18, 134,492.20 and 54,439.26 is: 75,125.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,459.18 : 134,492.20 = 54,439.26 : x
  2. Step 2: Convert to fraction form
    97,459.18/134,492.20 = 54,439.26/x
  3. Step 3: Cross multiply
    97,459.18x = 134,492.20 × 54,439.26
  4. Step 4: Simplify right side
    97,459.18x = 7,321,655,843.77
  5. Step 5: Solve for x
    x = 7,321,655,843.77/97,459.18
  6. Step 6: Final answer
    x = 75,125.36

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1.5x scale

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.