Home / 220,625.16-304,295.91-152,755.74

Finding the Fourth Proportional to 220,625.16, 304,295.91 and 152,755.74

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Solution

The fourth proportional to 220,625.16, 304,295.91 and 152,755.74 is: 210,687.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,625.16 : 304,295.91 = 152,755.74 : x
  2. Step 2: Convert to fraction form
    220,625.16/304,295.91 = 152,755.74/x
  3. Step 3: Cross multiply
    220,625.16x = 304,295.91 × 152,755.74
  4. Step 4: Simplify right side
    220,625.16x = 46,482,946,911.02
  5. Step 5: Solve for x
    x = 46,482,946,911.02/220,625.16
  6. Step 6: Final answer
    x = 210,687.43

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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.