Home / 92,325.03-138,438.33-47,907.06

Finding the Fourth Proportional to 92,325.03, 138,438.33 and 47,907.06

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Solution

The fourth proportional to 92,325.03, 138,438.33 and 47,907.06 is: 71,835.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,325.03 : 138,438.33 = 47,907.06 : x
  2. Step 2: Convert to fraction form
    92,325.03/138,438.33 = 47,907.06/x
  3. Step 3: Cross multiply
    92,325.03x = 138,438.33 × 47,907.06
  4. Step 4: Simplify right side
    92,325.03x = 6,632,173,381.61
  5. Step 5: Solve for x
    x = 6,632,173,381.61/92,325.03
  6. Step 6: Final answer
    x = 71,835.05

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1.5x scale

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.