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Finding the Fourth Proportional to 265,873.64, 366,927.36 and 151,188.20

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Solution

The fourth proportional to 265,873.64, 366,927.36 and 151,188.20 is: 208,652.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,873.64 : 366,927.36 = 151,188.20 : x
  2. Step 2: Convert to fraction form
    265,873.64/366,927.36 = 151,188.20/x
  3. Step 3: Cross multiply
    265,873.64x = 366,927.36 × 151,188.20
  4. Step 4: Simplify right side
    265,873.64x = 55,475,087,089.15
  5. Step 5: Solve for x
    x = 55,475,087,089.15/265,873.64
  6. Step 6: Final answer
    x = 208,652.08

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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.