Home / 66,701.87-99,941.73-46,938.92

Finding the Fourth Proportional to 66,701.87, 99,941.73 and 46,938.92

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Solution

The fourth proportional to 66,701.87, 99,941.73 and 46,938.92 is: 70,330.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,701.87 : 99,941.73 = 46,938.92 : x
  2. Step 2: Convert to fraction form
    66,701.87/99,941.73 = 46,938.92/x
  3. Step 3: Cross multiply
    66,701.87x = 99,941.73 × 46,938.92
  4. Step 4: Simplify right side
    66,701.87x = 4,691,156,869.13
  5. Step 5: Solve for x
    x = 4,691,156,869.13/66,701.87
  6. Step 6: Final answer
    x = 70,330.22

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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.