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Finding the Fourth Proportional to 169,358.76, 254,038.14 and 44,709.48

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Solution

The fourth proportional to 169,358.76, 254,038.14 and 44,709.48 is: 67,064.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,358.76 : 254,038.14 = 44,709.48 : x
  2. Step 2: Convert to fraction form
    169,358.76/254,038.14 = 44,709.48/x
  3. Step 3: Cross multiply
    169,358.76x = 254,038.14 × 44,709.48
  4. Step 4: Simplify right side
    169,358.76x = 11,357,913,139.57
  5. Step 5: Solve for x
    x = 11,357,913,139.57/169,358.76
  6. Step 6: Final answer
    x = 67,064.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.