Home / 91,352.84-126,047.22-53,617.16

Finding the Fourth Proportional to 91,352.84, 126,047.22 and 53,617.16

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Solution

The fourth proportional to 91,352.84, 126,047.22 and 53,617.16 is: 73,980.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,352.84 : 126,047.22 = 53,617.16 : x
  2. Step 2: Convert to fraction form
    91,352.84/126,047.22 = 53,617.16/x
  3. Step 3: Cross multiply
    91,352.84x = 126,047.22 × 53,617.16
  4. Step 4: Simplify right side
    91,352.84x = 6,758,293,962.30
  5. Step 5: Solve for x
    x = 6,758,293,962.30/91,352.84
  6. Step 6: Final answer
    x = 73,980.12

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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.