Home / 108,247.81-149,377.28-59,188.53

Finding the Fourth Proportional to 108,247.81, 149,377.28 and 59,188.53

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Solution

The fourth proportional to 108,247.81, 149,377.28 and 59,188.53 is: 81,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,247.81 : 149,377.28 = 59,188.53 : x
  2. Step 2: Convert to fraction form
    108,247.81/149,377.28 = 59,188.53/x
  3. Step 3: Cross multiply
    108,247.81x = 149,377.28 × 59,188.53
  4. Step 4: Simplify right side
    108,247.81x = 8,841,421,322.66
  5. Step 5: Solve for x
    x = 8,841,421,322.66/108,247.81
  6. Step 6: Final answer
    x = 81,677.60

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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.