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Finding the Fourth Proportional to 60,798.80, 83,903.55 and 35,307.29

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Solution

The fourth proportional to 60,798.80, 83,903.55 and 35,307.29 is: 48,724.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,798.80 : 83,903.55 = 35,307.29 : x
  2. Step 2: Convert to fraction form
    60,798.80/83,903.55 = 35,307.29/x
  3. Step 3: Cross multiply
    60,798.80x = 83,903.55 × 35,307.29
  4. Step 4: Simplify right side
    60,798.80x = 2,962,407,049.24
  5. Step 5: Solve for x
    x = 2,962,407,049.24/60,798.80
  6. Step 6: Final answer
    x = 48,724.76

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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.