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Finding the Fourth Proportional to 176,837.68, 265,256.52 and 145,607.32

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Solution

The fourth proportional to 176,837.68, 265,256.52 and 145,607.32 is: 218,410.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,837.68 : 265,256.52 = 145,607.32 : x
  2. Step 2: Convert to fraction form
    176,837.68/265,256.52 = 145,607.32/x
  3. Step 3: Cross multiply
    176,837.68x = 265,256.52 × 145,607.32
  4. Step 4: Simplify right side
    176,837.68x = 38,623,290,989.73
  5. Step 5: Solve for x
    x = 38,623,290,989.73/176,837.68
  6. Step 6: Final answer
    x = 218,410.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.