Home / 67,071.32-100,453.80-32,035.76

Finding the Fourth Proportional to 67,071.32, 100,453.80 and 32,035.76

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Solution

The fourth proportional to 67,071.32, 100,453.80 and 32,035.76 is: 47,980.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,071.32 : 100,453.80 = 32,035.76 : x
  2. Step 2: Convert to fraction form
    67,071.32/100,453.80 = 32,035.76/x
  3. Step 3: Cross multiply
    67,071.32x = 100,453.80 × 32,035.76
  4. Step 4: Simplify right side
    67,071.32x = 3,218,113,827.89
  5. Step 5: Solve for x
    x = 3,218,113,827.89/67,071.32
  6. Step 6: Final answer
    x = 47,980.48

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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.