Home / 108,881.14-150,254.85-61,133.38

Finding the Fourth Proportional to 108,881.14, 150,254.85 and 61,133.38

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Solution

The fourth proportional to 108,881.14, 150,254.85 and 61,133.38 is: 84,363.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,881.14 : 150,254.85 = 61,133.38 : x
  2. Step 2: Convert to fraction form
    108,881.14/150,254.85 = 61,133.38/x
  3. Step 3: Cross multiply
    108,881.14x = 150,254.85 × 61,133.38
  4. Step 4: Simplify right side
    108,881.14x = 9,185,586,841.89
  5. Step 5: Solve for x
    x = 9,185,586,841.89/108,881.14
  6. Step 6: Final answer
    x = 84,363.43

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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.