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Finding the Fourth Proportional to 265,373.76, 366,199.20 and 146,141.76

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Solution

The fourth proportional to 265,373.76, 366,199.20 and 146,141.76 is: 201,666.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,373.76 : 366,199.20 = 146,141.76 : x
  2. Step 2: Convert to fraction form
    265,373.76/366,199.20 = 146,141.76/x
  3. Step 3: Cross multiply
    265,373.76x = 366,199.20 × 146,141.76
  4. Step 4: Simplify right side
    265,373.76x = 53,516,995,598.59
  5. Step 5: Solve for x
    x = 53,516,995,598.59/265,373.76
  6. Step 6: Final answer
    x = 201,666.49

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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.