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Finding the Fourth Proportional to 60,602.67, 83,639.02 and 34,770.68

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Solution

The fourth proportional to 60,602.67, 83,639.02 and 34,770.68 is: 47,987.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,602.67 : 83,639.02 = 34,770.68 : x
  2. Step 2: Convert to fraction form
    60,602.67/83,639.02 = 34,770.68/x
  3. Step 3: Cross multiply
    60,602.67x = 83,639.02 × 34,770.68
  4. Step 4: Simplify right side
    60,602.67x = 2,908,185,094.81
  5. Step 5: Solve for x
    x = 2,908,185,094.81/60,602.67
  6. Step 6: Final answer
    x = 47,987.74

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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.