Home / 72,947.53-109,421.31-23,032.67

Finding the Fourth Proportional to 72,947.53, 109,421.31 and 23,032.67

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Solution

The fourth proportional to 72,947.53, 109,421.31 and 23,032.67 is: 34,549.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,947.53 : 109,421.31 = 23,032.67 : x
  2. Step 2: Convert to fraction form
    72,947.53/109,421.31 = 23,032.67/x
  3. Step 3: Cross multiply
    72,947.53x = 109,421.31 × 23,032.67
  4. Step 4: Simplify right side
    72,947.53x = 2,520,264,924.20
  5. Step 5: Solve for x
    x = 2,520,264,924.20/72,947.53
  6. Step 6: Final answer
    x = 34,549.01

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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.