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Finding the Fourth Proportional to 73,492.86, 101,417.09 and 41,663.91

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Solution

The fourth proportional to 73,492.86, 101,417.09 and 41,663.91 is: 57,494.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,492.86 : 101,417.09 = 41,663.91 : x
  2. Step 2: Convert to fraction form
    73,492.86/101,417.09 = 41,663.91/x
  3. Step 3: Cross multiply
    73,492.86x = 101,417.09 × 41,663.91
  4. Step 4: Simplify right side
    73,492.86x = 4,225,432,301.90
  5. Step 5: Solve for x
    x = 4,225,432,301.90/73,492.86
  6. Step 6: Final answer
    x = 57,494.46

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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.