Home / 47,049-64,458.01-45,277.80

Finding the Fourth Proportional to 47,049, 64,458.01 and 45,277.80

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Solution

The fourth proportional to 47,049, 64,458.01 and 45,277.80 is: 62,031.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,049 : 64,458.01 = 45,277.80 : x
  2. Step 2: Convert to fraction form
    47,049/64,458.01 = 45,277.80/x
  3. Step 3: Cross multiply
    47,049x = 64,458.01 × 45,277.80
  4. Step 4: Simplify right side
    47,049x = 2,918,516,885.18
  5. Step 5: Solve for x
    x = 2,918,516,885.18/47,049
  6. Step 6: Final answer
    x = 62,031.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.