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Finding the Fourth Proportional to 104,062.98, 143,591.52 and 61,026.18

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Solution

The fourth proportional to 104,062.98, 143,591.52 and 61,026.18 is: 84,207.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,062.98 : 143,591.52 = 61,026.18 : x
  2. Step 2: Convert to fraction form
    104,062.98/143,591.52 = 61,026.18/x
  3. Step 3: Cross multiply
    104,062.98x = 143,591.52 × 61,026.18
  4. Step 4: Simplify right side
    104,062.98x = 8,762,841,945.99
  5. Step 5: Solve for x
    x = 8,762,841,945.99/104,062.98
  6. Step 6: Final answer
    x = 84,207.10

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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.