Home / 145,440.67-218,107.02-50,646.53

Finding the Fourth Proportional to 145,440.67, 218,107.02 and 50,646.53

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Solution

The fourth proportional to 145,440.67, 218,107.02 and 50,646.53 is: 75,951.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,440.67 : 218,107.02 = 50,646.53 : x
  2. Step 2: Convert to fraction form
    145,440.67/218,107.02 = 50,646.53/x
  3. Step 3: Cross multiply
    145,440.67x = 218,107.02 × 50,646.53
  4. Step 4: Simplify right side
    145,440.67x = 11,046,363,731.64
  5. Step 5: Solve for x
    x = 11,046,363,731.64/145,440.67
  6. Step 6: Final answer
    x = 75,951.00

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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.