Home / 176,221.50-243,075.02-104,550.78

Finding the Fourth Proportional to 176,221.50, 243,075.02 and 104,550.78

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Solution

The fourth proportional to 176,221.50, 243,075.02 and 104,550.78 is: 144,214.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,221.50 : 243,075.02 = 104,550.78 : x
  2. Step 2: Convert to fraction form
    176,221.50/243,075.02 = 104,550.78/x
  3. Step 3: Cross multiply
    176,221.50x = 243,075.02 × 104,550.78
  4. Step 4: Simplify right side
    176,221.50x = 25,413,682,939.52
  5. Step 5: Solve for x
    x = 25,413,682,939.52/176,221.50
  6. Step 6: Final answer
    x = 144,214.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.