Home / 115,099.14-158,825.46-64,110.16

Finding the Fourth Proportional to 115,099.14, 158,825.46 and 64,110.16

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Solution

The fourth proportional to 115,099.14, 158,825.46 and 64,110.16 is: 88,465.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,099.14 : 158,825.46 = 64,110.16 : x
  2. Step 2: Convert to fraction form
    115,099.14/158,825.46 = 64,110.16/x
  3. Step 3: Cross multiply
    115,099.14x = 158,825.46 × 64,110.16
  4. Step 4: Simplify right side
    115,099.14x = 10,182,325,652.67
  5. Step 5: Solve for x
    x = 10,182,325,652.67/115,099.14
  6. Step 6: Final answer
    x = 88,465.70

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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.