Home / 113,792.13-157,021.23-62,803.92

Finding the Fourth Proportional to 113,792.13, 157,021.23 and 62,803.92

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Solution

The fourth proportional to 113,792.13, 157,021.23 and 62,803.92 is: 86,662.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,792.13 : 157,021.23 = 62,803.92 : x
  2. Step 2: Convert to fraction form
    113,792.13/157,021.23 = 62,803.92/x
  3. Step 3: Cross multiply
    113,792.13x = 157,021.23 × 62,803.92
  4. Step 4: Simplify right side
    113,792.13x = 9,861,548,767.22
  5. Step 5: Solve for x
    x = 9,861,548,767.22/113,792.13
  6. Step 6: Final answer
    x = 86,662.84

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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.