Home / 107,837-148,813.06-58,779.04

Finding the Fourth Proportional to 107,837, 148,813.06 and 58,779.04

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Solution

The fourth proportional to 107,837, 148,813.06 and 58,779.04 is: 81,113.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,837 : 148,813.06 = 58,779.04 : x
  2. Step 2: Convert to fraction form
    107,837/148,813.06 = 58,779.04/x
  3. Step 3: Cross multiply
    107,837x = 148,813.06 × 58,779.04
  4. Step 4: Simplify right side
    107,837x = 8,747,087,768.30
  5. Step 5: Solve for x
    x = 8,747,087,768.30/107,837
  6. Step 6: Final answer
    x = 81,113.98

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1.5x scale

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.