Home / 77,661.07-116,417.77-49,502.07

Finding the Fourth Proportional to 77,661.07, 116,417.77 and 49,502.07

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Solution

The fourth proportional to 77,661.07, 116,417.77 and 49,502.07 is: 74,206.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,661.07 : 116,417.77 = 49,502.07 : x
  2. Step 2: Convert to fraction form
    77,661.07/116,417.77 = 49,502.07/x
  3. Step 3: Cross multiply
    77,661.07x = 116,417.77 × 49,502.07
  4. Step 4: Simplify right side
    77,661.07x = 5,762,920,476.03
  5. Step 5: Solve for x
    x = 5,762,920,476.03/77,661.07
  6. Step 6: Final answer
    x = 74,206.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.