Home / 118,353.26-163,330.34-64,637.82

Finding the Fourth Proportional to 118,353.26, 163,330.34 and 64,637.82

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Solution

The fourth proportional to 118,353.26, 163,330.34 and 64,637.82 is: 89,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,353.26 : 163,330.34 = 64,637.82 : x
  2. Step 2: Convert to fraction form
    118,353.26/163,330.34 = 64,637.82/x
  3. Step 3: Cross multiply
    118,353.26x = 163,330.34 × 64,637.82
  4. Step 4: Simplify right side
    118,353.26x = 10,557,316,794.27
  5. Step 5: Solve for x
    x = 10,557,316,794.27/118,353.26
  6. Step 6: Final answer
    x = 89,201.74

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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.