Home / 252,432.03-348,350.60-139,254.75

Finding the Fourth Proportional to 252,432.03, 348,350.60 and 139,254.75

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Solution

The fourth proportional to 252,432.03, 348,350.60 and 139,254.75 is: 192,168.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,432.03 : 348,350.60 = 139,254.75 : x
  2. Step 2: Convert to fraction form
    252,432.03/348,350.60 = 139,254.75/x
  3. Step 3: Cross multiply
    252,432.03x = 348,350.60 × 139,254.75
  4. Step 4: Simplify right side
    252,432.03x = 48,509,475,019.08
  5. Step 5: Solve for x
    x = 48,509,475,019.08/252,432.03
  6. Step 6: Final answer
    x = 192,168.46

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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.