Home / 265,931.03-366,984.17-145,072.25

Finding the Fourth Proportional to 265,931.03, 366,984.17 and 145,072.25

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Solution

The fourth proportional to 265,931.03, 366,984.17 and 145,072.25 is: 200,199.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,931.03 : 366,984.17 = 145,072.25 : x
  2. Step 2: Convert to fraction form
    265,931.03/366,984.17 = 145,072.25/x
  3. Step 3: Cross multiply
    265,931.03x = 366,984.17 × 145,072.25
  4. Step 4: Simplify right side
    265,931.03x = 53,239,218,616.21
  5. Step 5: Solve for x
    x = 53,239,218,616.21/265,931.03
  6. Step 6: Final answer
    x = 200,199.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.