Home / 115,024.74-158,720.34-64,025.25

Finding the Fourth Proportional to 115,024.74, 158,720.34 and 64,025.25

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Solution

The fourth proportional to 115,024.74, 158,720.34 and 64,025.25 is: 88,347.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,024.74 : 158,720.34 = 64,025.25 : x
  2. Step 2: Convert to fraction form
    115,024.74/158,720.34 = 64,025.25/x
  3. Step 3: Cross multiply
    115,024.74x = 158,720.34 × 64,025.25
  4. Step 4: Simplify right side
    115,024.74x = 10,162,109,448.59
  5. Step 5: Solve for x
    x = 10,162,109,448.59/115,024.74
  6. Step 6: Final answer
    x = 88,347.16

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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.