Home / 130,009.30-195,013.95-109,014.10

Finding the Fourth Proportional to 130,009.30, 195,013.95 and 109,014.10

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Solution

The fourth proportional to 130,009.30, 195,013.95 and 109,014.10 is: 163,521.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,009.30 : 195,013.95 = 109,014.10 : x
  2. Step 2: Convert to fraction form
    130,009.30/195,013.95 = 109,014.10/x
  3. Step 3: Cross multiply
    130,009.30x = 195,013.95 × 109,014.10
  4. Step 4: Simplify right side
    130,009.30x = 21,259,270,246.70
  5. Step 5: Solve for x
    x = 21,259,270,246.70/130,009.30
  6. Step 6: Final answer
    x = 163,521.15

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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.