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Finding the Fourth Proportional to 97,508.68, 146,199.90 and 64,127.68

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Solution

The fourth proportional to 97,508.68, 146,199.90 and 64,127.68 is: 96,150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,508.68 : 146,199.90 = 64,127.68 : x
  2. Step 2: Convert to fraction form
    97,508.68/146,199.90 = 64,127.68/x
  3. Step 3: Cross multiply
    97,508.68x = 146,199.90 × 64,127.68
  4. Step 4: Simplify right side
    97,508.68x = 9,375,460,403.23
  5. Step 5: Solve for x
    x = 9,375,460,403.23/97,508.68
  6. Step 6: Final answer
    x = 96,150.01

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1.5x scale

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.