Home / 141,251.04-195,099.12-105,599.52

Finding the Fourth Proportional to 141,251.04, 195,099.12 and 105,599.52

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Solution

The fourth proportional to 141,251.04, 195,099.12 and 105,599.52 is: 145,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,251.04 : 195,099.12 = 105,599.52 : x
  2. Step 2: Convert to fraction form
    141,251.04/195,099.12 = 105,599.52/x
  3. Step 3: Cross multiply
    141,251.04x = 195,099.12 × 105,599.52
  4. Step 4: Simplify right side
    141,251.04x = 20,602,373,424.42
  5. Step 5: Solve for x
    x = 20,602,373,424.42/141,251.04
  6. Step 6: Final answer
    x = 145,856.44

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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.