Home / 85,237.22-117,628.93-47,507.42

Finding the Fourth Proportional to 85,237.22, 117,628.93 and 47,507.42

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Solution

The fourth proportional to 85,237.22, 117,628.93 and 47,507.42 is: 65,561.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,237.22 : 117,628.93 = 47,507.42 : x
  2. Step 2: Convert to fraction form
    85,237.22/117,628.93 = 47,507.42/x
  3. Step 3: Cross multiply
    85,237.22x = 117,628.93 × 47,507.42
  4. Step 4: Simplify right side
    85,237.22x = 5,588,246,981.66
  5. Step 5: Solve for x
    x = 5,588,246,981.66/85,237.22
  6. Step 6: Final answer
    x = 65,561.11

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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.