Home / 163,034.32-225,000.40-90,444.37

Finding the Fourth Proportional to 163,034.32, 225,000.40 and 90,444.37

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Solution

The fourth proportional to 163,034.32, 225,000.40 and 90,444.37 is: 124,820.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,034.32 : 225,000.40 = 90,444.37 : x
  2. Step 2: Convert to fraction form
    163,034.32/225,000.40 = 90,444.37/x
  3. Step 3: Cross multiply
    163,034.32x = 225,000.40 × 90,444.37
  4. Step 4: Simplify right side
    163,034.32x = 20,350,019,427.75
  5. Step 5: Solve for x
    x = 20,350,019,427.75/163,034.32
  6. Step 6: Final answer
    x = 124,820.46

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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.