Home / 150,335.31-225,577.06-70,378.69

Finding the Fourth Proportional to 150,335.31, 225,577.06 and 70,378.69

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Solution

The fourth proportional to 150,335.31, 225,577.06 and 70,378.69 is: 105,602.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,335.31 : 225,577.06 = 70,378.69 : x
  2. Step 2: Convert to fraction form
    150,335.31/225,577.06 = 70,378.69/x
  3. Step 3: Cross multiply
    150,335.31x = 225,577.06 × 70,378.69
  4. Step 4: Simplify right side
    150,335.31x = 15,875,817,976.85
  5. Step 5: Solve for x
    x = 15,875,817,976.85/150,335.31
  6. Step 6: Final answer
    x = 105,602.72

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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.