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Finding the Fourth Proportional to 113,461.61, 170,210.87 and 33,507.66

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Solution

The fourth proportional to 113,461.61, 170,210.87 and 33,507.66 is: 50,266.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,461.61 : 170,210.87 = 33,507.66 : x
  2. Step 2: Convert to fraction form
    113,461.61/170,210.87 = 33,507.66/x
  3. Step 3: Cross multiply
    113,461.61x = 170,210.87 × 33,507.66
  4. Step 4: Simplify right side
    113,461.61x = 5,703,367,787.71
  5. Step 5: Solve for x
    x = 5,703,367,787.71/113,461.61
  6. Step 6: Final answer
    x = 50,266.94

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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.