Home / 55,929.60-77,193.90-32,072.40

Finding the Fourth Proportional to 55,929.60, 77,193.90 and 32,072.40

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Solution

The fourth proportional to 55,929.60, 77,193.90 and 32,072.40 is: 44,266.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,929.60 : 77,193.90 = 32,072.40 : x
  2. Step 2: Convert to fraction form
    55,929.60/77,193.90 = 32,072.40/x
  3. Step 3: Cross multiply
    55,929.60x = 77,193.90 × 32,072.40
  4. Step 4: Simplify right side
    55,929.60x = 2,475,793,638.36
  5. Step 5: Solve for x
    x = 2,475,793,638.36/55,929.60
  6. Step 6: Final answer
    x = 44,266.25

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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.