Home / 160,054.40-220,937.28-143,258.24

Finding the Fourth Proportional to 160,054.40, 220,937.28 and 143,258.24

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Solution

The fourth proportional to 160,054.40, 220,937.28 and 143,258.24 is: 197,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,054.40 : 220,937.28 = 143,258.24 : x
  2. Step 2: Convert to fraction form
    160,054.40/220,937.28 = 143,258.24/x
  3. Step 3: Cross multiply
    160,054.40x = 220,937.28 × 143,258.24
  4. Step 4: Simplify right side
    160,054.40x = 31,651,085,883.19
  5. Step 5: Solve for x
    x = 31,651,085,883.19/160,054.40
  6. Step 6: Final answer
    x = 197,752.05

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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.