Home / 97,079.12-145,621.88-26,959.12

Finding the Fourth Proportional to 97,079.12, 145,621.88 and 26,959.12

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Solution

The fourth proportional to 97,079.12, 145,621.88 and 26,959.12 is: 40,439.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,079.12 : 145,621.88 = 26,959.12 : x
  2. Step 2: Convert to fraction form
    97,079.12/145,621.88 = 26,959.12/x
  3. Step 3: Cross multiply
    97,079.12x = 145,621.88 × 26,959.12
  4. Step 4: Simplify right side
    97,079.12x = 3,925,837,737.55
  5. Step 5: Solve for x
    x = 3,925,837,737.55/97,079.12
  6. Step 6: Final answer
    x = 40,439.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.