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Finding the Fourth Proportional to 265,802.13, 366,793.02 and 151,065.45

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Solution

The fourth proportional to 265,802.13, 366,793.02 and 151,065.45 is: 208,462.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,802.13 : 366,793.02 = 151,065.45 : x
  2. Step 2: Convert to fraction form
    265,802.13/366,793.02 = 151,065.45/x
  3. Step 3: Cross multiply
    265,802.13x = 366,793.02 × 151,065.45
  4. Step 4: Simplify right side
    265,802.13x = 55,409,752,623.16
  5. Step 5: Solve for x
    x = 55,409,752,623.16/265,802.13
  6. Step 6: Final answer
    x = 208,462.41

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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.