Home / 159,089.12-238,573.02-70,294.16

Finding the Fourth Proportional to 159,089.12, 238,573.02 and 70,294.16

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Solution

The fourth proportional to 159,089.12, 238,573.02 and 70,294.16 is: 105,414.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,089.12 : 238,573.02 = 70,294.16 : x
  2. Step 2: Convert to fraction form
    159,089.12/238,573.02 = 70,294.16/x
  3. Step 3: Cross multiply
    159,089.12x = 238,573.02 × 70,294.16
  4. Step 4: Simplify right side
    159,089.12x = 16,770,290,039.56
  5. Step 5: Solve for x
    x = 16,770,290,039.56/159,089.12
  6. Step 6: Final answer
    x = 105,414.44

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1.5x scale

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.