Home / 310,056.31-465,133.20-132,564.25

Finding the Fourth Proportional to 310,056.31, 465,133.20 and 132,564.25

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Solution

The fourth proportional to 310,056.31, 465,133.20 and 132,564.25 is: 198,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,056.31 : 465,133.20 = 132,564.25 : x
  2. Step 2: Convert to fraction form
    310,056.31/465,133.20 = 132,564.25/x
  3. Step 3: Cross multiply
    310,056.31x = 465,133.20 × 132,564.25
  4. Step 4: Simplify right side
    310,056.31x = 61,660,033,808.10
  5. Step 5: Solve for x
    x = 61,660,033,808.10/310,056.31
  6. Step 6: Final answer
    x = 198,867.21

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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.