Home / 265,928.85-366,981.81-145,070.62

Finding the Fourth Proportional to 265,928.85, 366,981.81 and 145,070.62

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Solution

The fourth proportional to 265,928.85, 366,981.81 and 145,070.62 is: 200,197.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,928.85 : 366,981.81 = 145,070.62 : x
  2. Step 2: Convert to fraction form
    265,928.85/366,981.81 = 145,070.62/x
  3. Step 3: Cross multiply
    265,928.85x = 366,981.81 × 145,070.62
  4. Step 4: Simplify right side
    265,928.85x = 53,238,277,062.61
  5. Step 5: Solve for x
    x = 53,238,277,062.61/265,928.85
  6. Step 6: Final answer
    x = 200,197.45

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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.