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Finding the Fourth Proportional to 265,038.32, 365,746.29 and 151,853.78

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Solution

The fourth proportional to 265,038.32, 365,746.29 and 151,853.78 is: 209,554.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,038.32 : 365,746.29 = 151,853.78 : x
  2. Step 2: Convert to fraction form
    265,038.32/365,746.29 = 151,853.78/x
  3. Step 3: Cross multiply
    265,038.32x = 365,746.29 × 151,853.78
  4. Step 4: Simplify right side
    265,038.32x = 55,539,956,657.48
  5. Step 5: Solve for x
    x = 55,539,956,657.48/265,038.32
  6. Step 6: Final answer
    x = 209,554.44

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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.