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Finding the Fourth Proportional to 170,314.61, 235,044.65 and 94,863.11

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Solution

The fourth proportional to 170,314.61, 235,044.65 and 94,863.11 is: 130,916.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,314.61 : 235,044.65 = 94,863.11 : x
  2. Step 2: Convert to fraction form
    170,314.61/235,044.65 = 94,863.11/x
  3. Step 3: Cross multiply
    170,314.61x = 235,044.65 × 94,863.11
  4. Step 4: Simplify right side
    170,314.61x = 22,297,065,549.80
  5. Step 5: Solve for x
    x = 22,297,065,549.80/170,314.61
  6. Step 6: Final answer
    x = 130,916.93

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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.