Home / 130,219.30-195,328.95-63,669.70

Finding the Fourth Proportional to 130,219.30, 195,328.95 and 63,669.70

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Solution

The fourth proportional to 130,219.30, 195,328.95 and 63,669.70 is: 95,504.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,219.30 : 195,328.95 = 63,669.70 : x
  2. Step 2: Convert to fraction form
    130,219.30/195,328.95 = 63,669.70/x
  3. Step 3: Cross multiply
    130,219.30x = 195,328.95 × 63,669.70
  4. Step 4: Simplify right side
    130,219.30x = 12,436,535,647.82
  5. Step 5: Solve for x
    x = 12,436,535,647.82/130,219.30
  6. Step 6: Final answer
    x = 95,504.55

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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.