Home / 252,437.49-348,364.98-139,260.24

Finding the Fourth Proportional to 252,437.49, 348,364.98 and 139,260.24

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Solution

The fourth proportional to 252,437.49, 348,364.98 and 139,260.24 is: 192,179.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,437.49 : 348,364.98 = 139,260.24 : x
  2. Step 2: Convert to fraction form
    252,437.49/348,364.98 = 139,260.24/x
  3. Step 3: Cross multiply
    252,437.49x = 348,364.98 × 139,260.24
  4. Step 4: Simplify right side
    252,437.49x = 48,513,390,722.40
  5. Step 5: Solve for x
    x = 48,513,390,722.40/252,437.49
  6. Step 6: Final answer
    x = 192,179.82

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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.