Home / 145,539.76-218,336.10-60,150.88

Finding the Fourth Proportional to 145,539.76, 218,336.10 and 60,150.88

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Solution

The fourth proportional to 145,539.76, 218,336.10 and 60,150.88 is: 90,237.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,539.76 : 218,336.10 = 60,150.88 : x
  2. Step 2: Convert to fraction form
    145,539.76/218,336.10 = 60,150.88/x
  3. Step 3: Cross multiply
    145,539.76x = 218,336.10 × 60,150.88
  4. Step 4: Simplify right side
    145,539.76x = 13,133,108,550.77
  5. Step 5: Solve for x
    x = 13,133,108,550.77/145,539.76
  6. Step 6: Final answer
    x = 90,237.26

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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.