Home / 160,885.48-222,048.60-89,288.50

Finding the Fourth Proportional to 160,885.48, 222,048.60 and 89,288.50

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Solution

The fourth proportional to 160,885.48, 222,048.60 and 89,288.50 is: 123,232.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,885.48 : 222,048.60 = 89,288.50 : x
  2. Step 2: Convert to fraction form
    160,885.48/222,048.60 = 89,288.50/x
  3. Step 3: Cross multiply
    160,885.48x = 222,048.60 × 89,288.50
  4. Step 4: Simplify right side
    160,885.48x = 19,826,386,421.10
  5. Step 5: Solve for x
    x = 19,826,386,421.10/160,885.48
  6. Step 6: Final answer
    x = 123,232.91

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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.