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Finding the Fourth Proportional to 61,341.98, 84,652.28 and 34,484.24

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Solution

The fourth proportional to 61,341.98, 84,652.28 and 34,484.24 is: 47,588.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,341.98 : 84,652.28 = 34,484.24 : x
  2. Step 2: Convert to fraction form
    61,341.98/84,652.28 = 34,484.24/x
  3. Step 3: Cross multiply
    61,341.98x = 84,652.28 × 34,484.24
  4. Step 4: Simplify right side
    61,341.98x = 2,919,169,708.59
  5. Step 5: Solve for x
    x = 2,919,169,708.59/61,341.98
  6. Step 6: Final answer
    x = 47,588.45

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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.