Home / 69,283.40-95,598.78-39,070.00

Finding the Fourth Proportional to 69,283.40, 95,598.78 and 39,070.00

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Solution

The fourth proportional to 69,283.40, 95,598.78 and 39,070.00 is: 53,909.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,283.40 : 95,598.78 = 39,070.00 : x
  2. Step 2: Convert to fraction form
    69,283.40/95,598.78 = 39,070.00/x
  3. Step 3: Cross multiply
    69,283.40x = 95,598.78 × 39,070.00
  4. Step 4: Simplify right side
    69,283.40x = 3,735,043,989.61
  5. Step 5: Solve for x
    x = 3,735,043,989.61/69,283.40
  6. Step 6: Final answer
    x = 53,909.65

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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.