Home / 160,675.29-221,728.05-89,053.77

Finding the Fourth Proportional to 160,675.29, 221,728.05 and 89,053.77

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Solution

The fourth proportional to 160,675.29, 221,728.05 and 89,053.77 is: 122,892.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,675.29 : 221,728.05 = 89,053.77 : x
  2. Step 2: Convert to fraction form
    160,675.29/221,728.05 = 89,053.77/x
  3. Step 3: Cross multiply
    160,675.29x = 221,728.05 × 89,053.77
  4. Step 4: Simplify right side
    160,675.29x = 19,745,718,767.25
  5. Step 5: Solve for x
    x = 19,745,718,767.25/160,675.29
  6. Step 6: Final answer
    x = 122,892.07

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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.