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Finding the Fourth Proportional to 60,655.68, 83,709.72 and 33,806.88

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Solution

The fourth proportional to 60,655.68, 83,709.72 and 33,806.88 is: 46,656.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,655.68 : 83,709.72 = 33,806.88 : x
  2. Step 2: Convert to fraction form
    60,655.68/83,709.72 = 33,806.88/x
  3. Step 3: Cross multiply
    60,655.68x = 83,709.72 × 33,806.88
  4. Step 4: Simplify right side
    60,655.68x = 2,829,964,458.87
  5. Step 5: Solve for x
    x = 2,829,964,458.87/60,655.68
  6. Step 6: Final answer
    x = 46,656.22

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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.