Home / 160,418.48-221,382.72-92,430.18

Finding the Fourth Proportional to 160,418.48, 221,382.72 and 92,430.18

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Solution

The fourth proportional to 160,418.48, 221,382.72 and 92,430.18 is: 127,556.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,418.48 : 221,382.72 = 92,430.18 : x
  2. Step 2: Convert to fraction form
    160,418.48/221,382.72 = 92,430.18/x
  3. Step 3: Cross multiply
    160,418.48x = 221,382.72 × 92,430.18
  4. Step 4: Simplify right side
    160,418.48x = 20,462,444,658.49
  5. Step 5: Solve for x
    x = 20,462,444,658.49/160,418.48
  6. Step 6: Final answer
    x = 127,556.66

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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.