Home / 160,024.09-220,828.98-88,392.55

Finding the Fourth Proportional to 160,024.09, 220,828.98 and 88,392.55

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Solution

The fourth proportional to 160,024.09, 220,828.98 and 88,392.55 is: 121,979.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,024.09 : 220,828.98 = 88,392.55 : x
  2. Step 2: Convert to fraction form
    160,024.09/220,828.98 = 88,392.55/x
  3. Step 3: Cross multiply
    160,024.09x = 220,828.98 × 88,392.55
  4. Step 4: Simplify right side
    160,024.09x = 19,519,636,656.10
  5. Step 5: Solve for x
    x = 19,519,636,656.10/160,024.09
  6. Step 6: Final answer
    x = 121,979.36

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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.