Home / 141,848.51-212,821.37-48,419.87

Finding the Fourth Proportional to 141,848.51, 212,821.37 and 48,419.87

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Solution

The fourth proportional to 141,848.51, 212,821.37 and 48,419.87 is: 72,646.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,848.51 : 212,821.37 = 48,419.87 : x
  2. Step 2: Convert to fraction form
    141,848.51/212,821.37 = 48,419.87/x
  3. Step 3: Cross multiply
    141,848.51x = 212,821.37 × 48,419.87
  4. Step 4: Simplify right side
    141,848.51x = 10,304,781,762.42
  5. Step 5: Solve for x
    x = 10,304,781,762.42/141,848.51
  6. Step 6: Final answer
    x = 72,646.39

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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.