Home / 252,501.80-348,459.74-139,331.84

Finding the Fourth Proportional to 252,501.80, 348,459.74 and 139,331.84

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Solution

The fourth proportional to 252,501.80, 348,459.74 and 139,331.84 is: 192,281.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,501.80 : 348,459.74 = 139,331.84 : x
  2. Step 2: Convert to fraction form
    252,501.80/348,459.74 = 139,331.84/x
  3. Step 3: Cross multiply
    252,501.80x = 348,459.74 × 139,331.84
  4. Step 4: Simplify right side
    252,501.80x = 48,551,536,740.12
  5. Step 5: Solve for x
    x = 48,551,536,740.12/252,501.80
  6. Step 6: Final answer
    x = 192,281.94

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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.