Home / 108,176.06-149,281.53-59,777.90

Finding the Fourth Proportional to 108,176.06, 149,281.53 and 59,777.90

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Solution

The fourth proportional to 108,176.06, 149,281.53 and 59,777.90 is: 82,492.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,176.06 : 149,281.53 = 59,777.90 : x
  2. Step 2: Convert to fraction form
    108,176.06/149,281.53 = 59,777.90/x
  3. Step 3: Cross multiply
    108,176.06x = 149,281.53 × 59,777.90
  4. Step 4: Simplify right side
    108,176.06x = 8,923,736,372.19
  5. Step 5: Solve for x
    x = 8,923,736,372.19/108,176.06
  6. Step 6: Final answer
    x = 82,492.71

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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.