Home / 82,430.16-113,753.03-46,131.63

Finding the Fourth Proportional to 82,430.16, 113,753.03 and 46,131.63

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Solution

The fourth proportional to 82,430.16, 113,753.03 and 46,131.63 is: 63,661.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,430.16 : 113,753.03 = 46,131.63 : x
  2. Step 2: Convert to fraction form
    82,430.16/113,753.03 = 46,131.63/x
  3. Step 3: Cross multiply
    82,430.16x = 113,753.03 × 46,131.63
  4. Step 4: Simplify right side
    82,430.16x = 5,247,612,460.68
  5. Step 5: Solve for x
    x = 5,247,612,460.68/82,430.16
  6. Step 6: Final answer
    x = 63,661.32

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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.