Home / 77,004.16-106,264.59-43,013.26

Finding the Fourth Proportional to 77,004.16, 106,264.59 and 43,013.26

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Solution

The fourth proportional to 77,004.16, 106,264.59 and 43,013.26 is: 59,357.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,004.16 : 106,264.59 = 43,013.26 : x
  2. Step 2: Convert to fraction form
    77,004.16/106,264.59 = 43,013.26/x
  3. Step 3: Cross multiply
    77,004.16x = 106,264.59 × 43,013.26
  4. Step 4: Simplify right side
    77,004.16x = 4,570,786,438.46
  5. Step 5: Solve for x
    x = 4,570,786,438.46/77,004.16
  6. Step 6: Final answer
    x = 59,357.66

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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.