Home / 110,683.12-152,741.28-60,378.88

Finding the Fourth Proportional to 110,683.12, 152,741.28 and 60,378.88

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Solution

The fourth proportional to 110,683.12, 152,741.28 and 60,378.88 is: 83,322.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,683.12 : 152,741.28 = 60,378.88 : x
  2. Step 2: Convert to fraction form
    110,683.12/152,741.28 = 60,378.88/x
  3. Step 3: Cross multiply
    110,683.12x = 152,741.28 × 60,378.88
  4. Step 4: Simplify right side
    110,683.12x = 9,222,347,416.17
  5. Step 5: Solve for x
    x = 9,222,347,416.17/110,683.12
  6. Step 6: Final answer
    x = 83,322.08

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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.