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Finding the Fourth Proportional to 107,295.17, 160,924.52 and 28,417.37

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Solution

The fourth proportional to 107,295.17, 160,924.52 and 28,417.37 is: 42,621.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,295.17 : 160,924.52 = 28,417.37 : x
  2. Step 2: Convert to fraction form
    107,295.17/160,924.52 = 28,417.37/x
  3. Step 3: Cross multiply
    107,295.17x = 160,924.52 × 28,417.37
  4. Step 4: Simplify right side
    107,295.17x = 4,573,051,626.91
  5. Step 5: Solve for x
    x = 4,573,051,626.91/107,295.17
  6. Step 6: Final answer
    x = 42,621.23

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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.