Home / 110,448.36-152,508.62-90,033.63

Finding the Fourth Proportional to 110,448.36, 152,508.62 and 90,033.63

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Solution

The fourth proportional to 110,448.36, 152,508.62 and 90,033.63 is: 124,319.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,448.36 : 152,508.62 = 90,033.63 : x
  2. Step 2: Convert to fraction form
    110,448.36/152,508.62 = 90,033.63/x
  3. Step 3: Cross multiply
    110,448.36x = 152,508.62 × 90,033.63
  4. Step 4: Simplify right side
    110,448.36x = 13,730,904,318.07
  5. Step 5: Solve for x
    x = 13,730,904,318.07/110,448.36
  6. Step 6: Final answer
    x = 124,319.68

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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.