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Finding the Fourth Proportional to 61,272.04, 84,559.62 and 34,415.32

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Solution

The fourth proportional to 61,272.04, 84,559.62 and 34,415.32 is: 47,495.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,272.04 : 84,559.62 = 34,415.32 : x
  2. Step 2: Convert to fraction form
    61,272.04/84,559.62 = 34,415.32/x
  3. Step 3: Cross multiply
    61,272.04x = 84,559.62 × 34,415.32
  4. Step 4: Simplify right side
    61,272.04x = 2,910,146,381.38
  5. Step 5: Solve for x
    x = 2,910,146,381.38/61,272.04
  6. Step 6: Final answer
    x = 47,495.50

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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.