Home / 130,644.16-195,966.54-35,875.64

Finding the Fourth Proportional to 130,644.16, 195,966.54 and 35,875.64

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Solution

The fourth proportional to 130,644.16, 195,966.54 and 35,875.64 is: 53,813.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,644.16 : 195,966.54 = 35,875.64 : x
  2. Step 2: Convert to fraction form
    130,644.16/195,966.54 = 35,875.64/x
  3. Step 3: Cross multiply
    130,644.16x = 195,966.54 × 35,875.64
  4. Step 4: Simplify right side
    130,644.16x = 7,030,425,531.00
  5. Step 5: Solve for x
    x = 7,030,425,531.00/130,644.16
  6. Step 6: Final answer
    x = 53,813.55

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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.