Home / 148,726.80-222,798.60-89,386.20

Finding the Fourth Proportional to 148,726.80, 222,798.60 and 89,386.20

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Solution

The fourth proportional to 148,726.80, 222,798.60 and 89,386.20 is: 133,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,726.80 : 222,798.60 = 89,386.20 : x
  2. Step 2: Convert to fraction form
    148,726.80/222,798.60 = 89,386.20/x
  3. Step 3: Cross multiply
    148,726.80x = 222,798.60 × 89,386.20
  4. Step 4: Simplify right side
    148,726.80x = 19,915,120,219.32
  5. Step 5: Solve for x
    x = 19,915,120,219.32/148,726.80
  6. Step 6: Final answer
    x = 133,904.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.