Home / 71,320.18-106,810.47-41,271.07

Finding the Fourth Proportional to 71,320.18, 106,810.47 and 41,271.07

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Solution

The fourth proportional to 71,320.18, 106,810.47 and 41,271.07 is: 61,808.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,320.18 : 106,810.47 = 41,271.07 : x
  2. Step 2: Convert to fraction form
    71,320.18/106,810.47 = 41,271.07/x
  3. Step 3: Cross multiply
    71,320.18x = 106,810.47 × 41,271.07
  4. Step 4: Simplify right side
    71,320.18x = 4,408,182,177.75
  5. Step 5: Solve for x
    x = 4,408,182,177.75/71,320.18
  6. Step 6: Final answer
    x = 61,808.35

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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.