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Finding the Fourth Proportional to 104,417.70, 144,096.96 and 61,394.76

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Solution

The fourth proportional to 104,417.70, 144,096.96 and 61,394.76 is: 84,725.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,417.70 : 144,096.96 = 61,394.76 : x
  2. Step 2: Convert to fraction form
    104,417.70/144,096.96 = 61,394.76/x
  3. Step 3: Cross multiply
    104,417.70x = 144,096.96 × 61,394.76
  4. Step 4: Simplify right side
    104,417.70x = 8,846,798,275.93
  5. Step 5: Solve for x
    x = 8,846,798,275.93/104,417.70
  6. Step 6: Final answer
    x = 84,725.08

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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.