Home / 91,050.90-125,647.79-52,808.04

Finding the Fourth Proportional to 91,050.90, 125,647.79 and 52,808.04

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Solution

The fourth proportional to 91,050.90, 125,647.79 and 52,808.04 is: 72,873.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,050.90 : 125,647.79 = 52,808.04 : x
  2. Step 2: Convert to fraction form
    91,050.90/125,647.79 = 52,808.04/x
  3. Step 3: Cross multiply
    91,050.90x = 125,647.79 × 52,808.04
  4. Step 4: Simplify right side
    91,050.90x = 6,635,213,256.19
  5. Step 5: Solve for x
    x = 6,635,213,256.19/91,050.90
  6. Step 6: Final answer
    x = 72,873.67

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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.