Home / 91,973.90-126,924.48-53,735.69

Finding the Fourth Proportional to 91,973.90, 126,924.48 and 53,735.69

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Solution

The fourth proportional to 91,973.90, 126,924.48 and 53,735.69 is: 74,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,973.90 : 126,924.48 = 53,735.69 : x
  2. Step 2: Convert to fraction form
    91,973.90/126,924.48 = 53,735.69/x
  3. Step 3: Cross multiply
    91,973.90x = 126,924.48 × 53,735.69
  4. Step 4: Simplify right side
    91,973.90x = 6,820,373,876.07
  5. Step 5: Solve for x
    x = 6,820,373,876.07/91,973.90
  6. Step 6: Final answer
    x = 74,155.54

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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.