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Finding the Fourth Proportional to 130,706.68, 196,060.29 and 35,938.12

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Solution

The fourth proportional to 130,706.68, 196,060.29 and 35,938.12 is: 53,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,706.68 : 196,060.29 = 35,938.12 : x
  2. Step 2: Convert to fraction form
    130,706.68/196,060.29 = 35,938.12/x
  3. Step 3: Cross multiply
    130,706.68x = 196,060.29 × 35,938.12
  4. Step 4: Simplify right side
    130,706.68x = 7,046,038,229.25
  5. Step 5: Solve for x
    x = 7,046,038,229.25/130,706.68
  6. Step 6: Final answer
    x = 53,907.25

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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.