Home / 253,895.43-380,722.09-93,964.17

Finding the Fourth Proportional to 253,895.43, 380,722.09 and 93,964.17

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Solution

The fourth proportional to 253,895.43, 380,722.09 and 93,964.17 is: 140,901.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,895.43 : 380,722.09 = 93,964.17 : x
  2. Step 2: Convert to fraction form
    253,895.43/380,722.09 = 93,964.17/x
  3. Step 3: Cross multiply
    253,895.43x = 380,722.09 × 93,964.17
  4. Step 4: Simplify right side
    253,895.43x = 35,774,235,187.52
  5. Step 5: Solve for x
    x = 35,774,235,187.52/253,895.43
  6. Step 6: Final answer
    x = 140,901.45

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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.