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Finding the Fourth Proportional to 170,290.60, 235,008.32 and 94,839.10

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Solution

The fourth proportional to 170,290.60, 235,008.32 and 94,839.10 is: 130,882.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,290.60 : 235,008.32 = 94,839.10 : x
  2. Step 2: Convert to fraction form
    170,290.60/235,008.32 = 94,839.10/x
  3. Step 3: Cross multiply
    170,290.60x = 235,008.32 × 94,839.10
  4. Step 4: Simplify right side
    170,290.60x = 22,287,977,561.31
  5. Step 5: Solve for x
    x = 22,287,977,561.31/170,290.60
  6. Step 6: Final answer
    x = 130,882.02

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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.