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Finding the Fourth Proportional to 130,040.88, 195,041.40 and 41,282.88

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Solution

The fourth proportional to 130,040.88, 195,041.40 and 41,282.88 is: 61,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,040.88 : 195,041.40 = 41,282.88 : x
  2. Step 2: Convert to fraction form
    130,040.88/195,041.40 = 41,282.88/x
  3. Step 3: Cross multiply
    130,040.88x = 195,041.40 × 41,282.88
  4. Step 4: Simplify right side
    130,040.88x = 8,051,870,711.23
  5. Step 5: Solve for x
    x = 8,051,870,711.23/130,040.88
  6. Step 6: Final answer
    x = 61,918.00

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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.