Home / 110,152.77-152,010.45-62,415.22

Finding the Fourth Proportional to 110,152.77, 152,010.45 and 62,415.22

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Solution

The fourth proportional to 110,152.77, 152,010.45 and 62,415.22 is: 86,132.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,152.77 : 152,010.45 = 62,415.22 : x
  2. Step 2: Convert to fraction form
    110,152.77/152,010.45 = 62,415.22/x
  3. Step 3: Cross multiply
    110,152.77x = 152,010.45 × 62,415.22
  4. Step 4: Simplify right side
    110,152.77x = 9,487,765,299.02
  5. Step 5: Solve for x
    x = 9,487,765,299.02/110,152.77
  6. Step 6: Final answer
    x = 86,132.79

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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.