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Finding the Fourth Proportional to 141,360.96, 212,040.48 and 42,864.96

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Solution

The fourth proportional to 141,360.96, 212,040.48 and 42,864.96 is: 64,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,360.96 : 212,040.48 = 42,864.96 : x
  2. Step 2: Convert to fraction form
    141,360.96/212,040.48 = 42,864.96/x
  3. Step 3: Cross multiply
    141,360.96x = 212,040.48 × 42,864.96
  4. Step 4: Simplify right side
    141,360.96x = 9,089,106,693.58
  5. Step 5: Solve for x
    x = 9,089,106,693.58/141,360.96
  6. Step 6: Final answer
    x = 64,297.15

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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.