Home / 145,849.20-218,773.80-62,905.20

Finding the Fourth Proportional to 145,849.20, 218,773.80 and 62,905.20

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Solution

The fourth proportional to 145,849.20, 218,773.80 and 62,905.20 is: 94,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,849.20 : 218,773.80 = 62,905.20 : x
  2. Step 2: Convert to fraction form
    145,849.20/218,773.80 = 62,905.20/x
  3. Step 3: Cross multiply
    145,849.20x = 218,773.80 × 62,905.20
  4. Step 4: Simplify right side
    145,849.20x = 13,762,009,643.76
  5. Step 5: Solve for x
    x = 13,762,009,643.76/145,849.20
  6. Step 6: Final answer
    x = 94,357.80

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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.