Home / 132,256.02-198,397.70-43,509.40

Finding the Fourth Proportional to 132,256.02, 198,397.70 and 43,509.40

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Solution

The fourth proportional to 132,256.02, 198,397.70 and 43,509.40 is: 65,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,256.02 : 198,397.70 = 43,509.40 : x
  2. Step 2: Convert to fraction form
    132,256.02/198,397.70 = 43,509.40/x
  3. Step 3: Cross multiply
    132,256.02x = 198,397.70 × 43,509.40
  4. Step 4: Simplify right side
    132,256.02x = 8,632,164,888.38
  5. Step 5: Solve for x
    x = 8,632,164,888.38/132,256.02
  6. Step 6: Final answer
    x = 65,268.60

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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.