Home / 136,274.40-204,421.32-47,501.64

Finding the Fourth Proportional to 136,274.40, 204,421.32 and 47,501.64

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Solution

The fourth proportional to 136,274.40, 204,421.32 and 47,501.64 is: 71,255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,274.40 : 204,421.32 = 47,501.64 : x
  2. Step 2: Convert to fraction form
    136,274.40/204,421.32 = 47,501.64/x
  3. Step 3: Cross multiply
    136,274.40x = 204,421.32 × 47,501.64
  4. Step 4: Simplify right side
    136,274.40x = 9,710,347,950.96
  5. Step 5: Solve for x
    x = 9,710,347,950.96/136,274.40
  6. Step 6: Final answer
    x = 71,255.85

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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.