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Finding the Fourth Proportional to 61,482.60, 84,847.98 and 34,625.52

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Solution

The fourth proportional to 61,482.60, 84,847.98 and 34,625.52 is: 47,784.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,482.60 : 84,847.98 = 34,625.52 : x
  2. Step 2: Convert to fraction form
    61,482.60/84,847.98 = 34,625.52/x
  3. Step 3: Cross multiply
    61,482.60x = 84,847.98 × 34,625.52
  4. Step 4: Simplify right side
    61,482.60x = 2,937,905,428.45
  5. Step 5: Solve for x
    x = 2,937,905,428.45/61,482.60
  6. Step 6: Final answer
    x = 47,784.34

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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.