Home / 75,159.10-103,695.96-43,323.58

Finding the Fourth Proportional to 75,159.10, 103,695.96 and 43,323.58

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Solution

The fourth proportional to 75,159.10, 103,695.96 and 43,323.58 is: 59,772.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,159.10 : 103,695.96 = 43,323.58 : x
  2. Step 2: Convert to fraction form
    75,159.10/103,695.96 = 43,323.58/x
  3. Step 3: Cross multiply
    75,159.10x = 103,695.96 × 43,323.58
  4. Step 4: Simplify right side
    75,159.10x = 4,492,480,218.74
  5. Step 5: Solve for x
    x = 4,492,480,218.74/75,159.10
  6. Step 6: Final answer
    x = 59,772.94

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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.