Home / 85,523.07-118,011.62-47,277.47

Finding the Fourth Proportional to 85,523.07, 118,011.62 and 47,277.47

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Solution

The fourth proportional to 85,523.07, 118,011.62 and 47,277.47 is: 65,237.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,523.07 : 118,011.62 = 47,277.47 : x
  2. Step 2: Convert to fraction form
    85,523.07/118,011.62 = 47,277.47/x
  3. Step 3: Cross multiply
    85,523.07x = 118,011.62 × 47,277.47
  4. Step 4: Simplify right side
    85,523.07x = 5,579,289,997.76
  5. Step 5: Solve for x
    x = 5,579,289,997.76/85,523.07
  6. Step 6: Final answer
    x = 65,237.25

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1.5x scale

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.