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Finding the Fourth Proportional to 85,124.65, 117,470.92 and 46,883.47

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Solution

The fourth proportional to 85,124.65, 117,470.92 and 46,883.47 is: 64,698.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,124.65 : 117,470.92 = 46,883.47 : x
  2. Step 2: Convert to fraction form
    85,124.65/117,470.92 = 46,883.47/x
  3. Step 3: Cross multiply
    85,124.65x = 117,470.92 × 46,883.47
  4. Step 4: Simplify right side
    85,124.65x = 5,507,444,353.69
  5. Step 5: Solve for x
    x = 5,507,444,353.69/85,124.65
  6. Step 6: Final answer
    x = 64,698.58

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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.