Home / 154,479.14-213,071.28-141,773.36

Finding the Fourth Proportional to 154,479.14, 213,071.28 and 141,773.36

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Solution

The fourth proportional to 154,479.14, 213,071.28 and 141,773.36 is: 195,546.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,479.14 : 213,071.28 = 141,773.36 : x
  2. Step 2: Convert to fraction form
    154,479.14/213,071.28 = 141,773.36/x
  3. Step 3: Cross multiply
    154,479.14x = 213,071.28 × 141,773.36
  4. Step 4: Simplify right side
    154,479.14x = 30,207,831,285.10
  5. Step 5: Solve for x
    x = 30,207,831,285.10/154,479.14
  6. Step 6: Final answer
    x = 195,546.35

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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.