Home / 110,255.58-152,159.34-64,963.75

Finding the Fourth Proportional to 110,255.58, 152,159.34 and 64,963.75

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Solution

The fourth proportional to 110,255.58, 152,159.34 and 64,963.75 is: 89,653.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,255.58 : 152,159.34 = 64,963.75 : x
  2. Step 2: Convert to fraction form
    110,255.58/152,159.34 = 64,963.75/x
  3. Step 3: Cross multiply
    110,255.58x = 152,159.34 × 64,963.75
  4. Step 4: Simplify right side
    110,255.58x = 9,884,841,323.93
  5. Step 5: Solve for x
    x = 9,884,841,323.93/110,255.58
  6. Step 6: Final answer
    x = 89,653.89

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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.