Home / 83,848.50-125,742.31-45,925.94

Finding the Fourth Proportional to 83,848.50, 125,742.31 and 45,925.94

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Solution

The fourth proportional to 83,848.50, 125,742.31 and 45,925.94 is: 68,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,848.50 : 125,742.31 = 45,925.94 : x
  2. Step 2: Convert to fraction form
    83,848.50/125,742.31 = 45,925.94/x
  3. Step 3: Cross multiply
    83,848.50x = 125,742.31 × 45,925.94
  4. Step 4: Simplify right side
    83,848.50x = 5,774,833,984.06
  5. Step 5: Solve for x
    x = 5,774,833,984.06/83,848.50
  6. Step 6: Final answer
    x = 68,872.24

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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.