Home / 146,749.18-220,157.39-53,254.93

Finding the Fourth Proportional to 146,749.18, 220,157.39 and 53,254.93

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Solution

The fourth proportional to 146,749.18, 220,157.39 and 53,254.93 is: 79,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,749.18 : 220,157.39 = 53,254.93 : x
  2. Step 2: Convert to fraction form
    146,749.18/220,157.39 = 53,254.93/x
  3. Step 3: Cross multiply
    146,749.18x = 220,157.39 × 53,254.93
  4. Step 4: Simplify right side
    146,749.18x = 11,724,466,393.43
  5. Step 5: Solve for x
    x = 11,724,466,393.43/146,749.18
  6. Step 6: Final answer
    x = 79,894.60

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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.