Home / 179,023.12-246,927-151,979.20

Finding the Fourth Proportional to 179,023.12, 246,927 and 151,979.20

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Solution

The fourth proportional to 179,023.12, 246,927 and 151,979.20 is: 209,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,023.12 : 246,927 = 151,979.20 : x
  2. Step 2: Convert to fraction form
    179,023.12/246,927 = 151,979.20/x
  3. Step 3: Cross multiply
    179,023.12x = 246,927 × 151,979.20
  4. Step 4: Simplify right side
    179,023.12x = 37,527,767,918.40
  5. Step 5: Solve for x
    x = 37,527,767,918.40/179,023.12
  6. Step 6: Final answer
    x = 209,625.26

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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.