Home / 145,633.48-218,483.30-44,440.58

Finding the Fourth Proportional to 145,633.48, 218,483.30 and 44,440.58

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Solution

The fourth proportional to 145,633.48, 218,483.30 and 44,440.58 is: 66,670.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,633.48 : 218,483.30 = 44,440.58 : x
  2. Step 2: Convert to fraction form
    145,633.48/218,483.30 = 44,440.58/x
  3. Step 3: Cross multiply
    145,633.48x = 218,483.30 × 44,440.58
  4. Step 4: Simplify right side
    145,633.48x = 9,709,524,000.66
  5. Step 5: Solve for x
    x = 9,709,524,000.66/145,633.48
  6. Step 6: Final answer
    x = 66,670.96

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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.