Home / 97,071.52-145,607.12-30,517.46

Finding the Fourth Proportional to 97,071.52, 145,607.12 and 30,517.46

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Solution

The fourth proportional to 97,071.52, 145,607.12 and 30,517.46 is: 45,776.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,071.52 : 145,607.12 = 30,517.46 : x
  2. Step 2: Convert to fraction form
    97,071.52/145,607.12 = 30,517.46/x
  3. Step 3: Cross multiply
    97,071.52x = 145,607.12 × 30,517.46
  4. Step 4: Simplify right side
    97,071.52x = 4,443,559,460.32
  5. Step 5: Solve for x
    x = 4,443,559,460.32/97,071.52
  6. Step 6: Final answer
    x = 45,776.14

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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.