Home / 115,012.41-158,717.07-64,024.02

Finding the Fourth Proportional to 115,012.41, 158,717.07 and 64,024.02

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Solution

The fourth proportional to 115,012.41, 158,717.07 and 64,024.02 is: 88,353.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,012.41 : 158,717.07 = 64,024.02 : x
  2. Step 2: Convert to fraction form
    115,012.41/158,717.07 = 64,024.02/x
  3. Step 3: Cross multiply
    115,012.41x = 158,717.07 × 64,024.02
  4. Step 4: Simplify right side
    115,012.41x = 10,161,704,864.02
  5. Step 5: Solve for x
    x = 10,161,704,864.02/115,012.41
  6. Step 6: Final answer
    x = 88,353.12

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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.