Home / 130,369.12-195,222.89-109,253.63

Finding the Fourth Proportional to 130,369.12, 195,222.89 and 109,253.63

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Solution

The fourth proportional to 130,369.12, 195,222.89 and 109,253.63 is: 163,603.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,369.12 : 195,222.89 = 109,253.63 : x
  2. Step 2: Convert to fraction form
    130,369.12/195,222.89 = 109,253.63/x
  3. Step 3: Cross multiply
    130,369.12x = 195,222.89 × 109,253.63
  4. Step 4: Simplify right side
    130,369.12x = 21,328,810,152.78
  5. Step 5: Solve for x
    x = 21,328,810,152.78/130,369.12
  6. Step 6: Final answer
    x = 163,603.24

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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.