Home / 110,640.09-152,681.04-60,339.09

Finding the Fourth Proportional to 110,640.09, 152,681.04 and 60,339.09

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Solution

The fourth proportional to 110,640.09, 152,681.04 and 60,339.09 is: 83,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,640.09 : 152,681.04 = 60,339.09 : x
  2. Step 2: Convert to fraction form
    110,640.09/152,681.04 = 60,339.09/x
  3. Step 3: Cross multiply
    110,640.09x = 152,681.04 × 60,339.09
  4. Step 4: Simplify right side
    110,640.09x = 9,212,635,013.85
  5. Step 5: Solve for x
    x = 9,212,635,013.85/110,640.09
  6. Step 6: Final answer
    x = 83,266.70

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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.