Home / 151,700.34-209,268.30-94,317.90

Finding the Fourth Proportional to 151,700.34, 209,268.30 and 94,317.90

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Solution

The fourth proportional to 151,700.34, 209,268.30 and 94,317.90 is: 130,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,700.34 : 209,268.30 = 94,317.90 : x
  2. Step 2: Convert to fraction form
    151,700.34/209,268.30 = 94,317.90/x
  3. Step 3: Cross multiply
    151,700.34x = 209,268.30 × 94,317.90
  4. Step 4: Simplify right side
    151,700.34x = 19,737,746,592.57
  5. Step 5: Solve for x
    x = 19,737,746,592.57/151,700.34
  6. Step 6: Final answer
    x = 130,110.10

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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.