Home / 160,397.32-221,328.88-92,436.56

Finding the Fourth Proportional to 160,397.32, 221,328.88 and 92,436.56

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Solution

The fourth proportional to 160,397.32, 221,328.88 and 92,436.56 is: 127,551.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,397.32 : 221,328.88 = 92,436.56 : x
  2. Step 2: Convert to fraction form
    160,397.32/221,328.88 = 92,436.56/x
  3. Step 3: Cross multiply
    160,397.32x = 221,328.88 × 92,436.56
  4. Step 4: Simplify right side
    160,397.32x = 20,458,880,295.85
  5. Step 5: Solve for x
    x = 20,458,880,295.85/160,397.32
  6. Step 6: Final answer
    x = 127,551.26

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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.