Home / 160,177.02-221,048.90-88,561.66

Finding the Fourth Proportional to 160,177.02, 221,048.90 and 88,561.66

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Solution

The fourth proportional to 160,177.02, 221,048.90 and 88,561.66 is: 122,217.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,177.02 : 221,048.90 = 88,561.66 : x
  2. Step 2: Convert to fraction form
    160,177.02/221,048.90 = 88,561.66/x
  3. Step 3: Cross multiply
    160,177.02x = 221,048.90 × 88,561.66
  4. Step 4: Simplify right side
    160,177.02x = 19,576,457,525.17
  5. Step 5: Solve for x
    x = 19,576,457,525.17/160,177.02
  6. Step 6: Final answer
    x = 122,217.64

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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.