Home / 77,332.59-106,727.83-43,350.26

Finding the Fourth Proportional to 77,332.59, 106,727.83 and 43,350.26

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Solution

The fourth proportional to 77,332.59, 106,727.83 and 43,350.26 is: 59,828.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,332.59 : 106,727.83 = 43,350.26 : x
  2. Step 2: Convert to fraction form
    77,332.59/106,727.83 = 43,350.26/x
  3. Step 3: Cross multiply
    77,332.59x = 106,727.83 × 43,350.26
  4. Step 4: Simplify right side
    77,332.59x = 4,626,679,179.74
  5. Step 5: Solve for x
    x = 4,626,679,179.74/77,332.59
  6. Step 6: Final answer
    x = 59,828.32

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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.