Home / 91,184.52-125,855.63-53,470.92

Finding the Fourth Proportional to 91,184.52, 125,855.63 and 53,470.92

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Solution

The fourth proportional to 91,184.52, 125,855.63 and 53,470.92 is: 73,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,184.52 : 125,855.63 = 53,470.92 : x
  2. Step 2: Convert to fraction form
    91,184.52/125,855.63 = 53,470.92/x
  3. Step 3: Cross multiply
    91,184.52x = 125,855.63 × 53,470.92
  4. Step 4: Simplify right side
    91,184.52x = 6,729,616,323.28
  5. Step 5: Solve for x
    x = 6,729,616,323.28/91,184.52
  6. Step 6: Final answer
    x = 73,802.18

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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.