Home / 109,509.08-164,279.80-34,612.24

Finding the Fourth Proportional to 109,509.08, 164,279.80 and 34,612.24

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Solution

The fourth proportional to 109,509.08, 164,279.80 and 34,612.24 is: 51,923.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,509.08 : 164,279.80 = 34,612.24 : x
  2. Step 2: Convert to fraction form
    109,509.08/164,279.80 = 34,612.24/x
  3. Step 3: Cross multiply
    109,509.08x = 164,279.80 × 34,612.24
  4. Step 4: Simplify right side
    109,509.08x = 5,686,091,864.75
  5. Step 5: Solve for x
    x = 5,686,091,864.75/109,509.08
  6. Step 6: Final answer
    x = 51,923.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.