Home / 77,019.02-106,275.73-43,023.30

Finding the Fourth Proportional to 77,019.02, 106,275.73 and 43,023.30

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Solution

The fourth proportional to 77,019.02, 106,275.73 and 43,023.30 is: 59,366.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,019.02 : 106,275.73 = 43,023.30 : x
  2. Step 2: Convert to fraction form
    77,019.02/106,275.73 = 43,023.30/x
  3. Step 3: Cross multiply
    77,019.02x = 106,275.73 × 43,023.30
  4. Step 4: Simplify right side
    77,019.02x = 4,572,332,696.13
  5. Step 5: Solve for x
    x = 4,572,332,696.13/77,019.02
  6. Step 6: Final answer
    x = 59,366.28

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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.