Home / 154,328.28-213,045.84-116,102.43

Finding the Fourth Proportional to 154,328.28, 213,045.84 and 116,102.43

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Solution

The fourth proportional to 154,328.28, 213,045.84 and 116,102.43 is: 160,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,328.28 : 213,045.84 = 116,102.43 : x
  2. Step 2: Convert to fraction form
    154,328.28/213,045.84 = 116,102.43/x
  3. Step 3: Cross multiply
    154,328.28x = 213,045.84 × 116,102.43
  4. Step 4: Simplify right side
    154,328.28x = 24,735,139,725.39
  5. Step 5: Solve for x
    x = 24,735,139,725.39/154,328.28
  6. Step 6: Final answer
    x = 160,276.13

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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.