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Finding the Fourth Proportional to 72,804.02, 109,205.90 and 22,888.47

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Solution

The fourth proportional to 72,804.02, 109,205.90 and 22,888.47 is: 34,332.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,804.02 : 109,205.90 = 22,888.47 : x
  2. Step 2: Convert to fraction form
    72,804.02/109,205.90 = 22,888.47/x
  3. Step 3: Cross multiply
    72,804.02x = 109,205.90 × 22,888.47
  4. Step 4: Simplify right side
    72,804.02x = 2,499,556,023.19
  5. Step 5: Solve for x
    x = 2,499,556,023.19/72,804.02
  6. Step 6: Final answer
    x = 34,332.67

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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.