Home / 147,204.76-220,810.78-53,710.50

Finding the Fourth Proportional to 147,204.76, 220,810.78 and 53,710.50

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Solution

The fourth proportional to 147,204.76, 220,810.78 and 53,710.50 is: 80,567.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,204.76 : 220,810.78 = 53,710.50 : x
  2. Step 2: Convert to fraction form
    147,204.76/220,810.78 = 53,710.50/x
  3. Step 3: Cross multiply
    147,204.76x = 220,810.78 × 53,710.50
  4. Step 4: Simplify right side
    147,204.76x = 11,859,857,399.19
  5. Step 5: Solve for x
    x = 11,859,857,399.19/147,204.76
  6. Step 6: Final answer
    x = 80,567.08

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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.