Home / 108,034.98-149,088.21-60,288.60

Finding the Fourth Proportional to 108,034.98, 149,088.21 and 60,288.60

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Solution

The fourth proportional to 108,034.98, 149,088.21 and 60,288.60 is: 83,198.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,034.98 : 149,088.21 = 60,288.60 : x
  2. Step 2: Convert to fraction form
    108,034.98/149,088.21 = 60,288.60/x
  3. Step 3: Cross multiply
    108,034.98x = 149,088.21 × 60,288.60
  4. Step 4: Simplify right side
    108,034.98x = 8,988,319,457.41
  5. Step 5: Solve for x
    x = 8,988,319,457.41/108,034.98
  6. Step 6: Final answer
    x = 83,198.23

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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.