Home / 133,324.00-183,987.45-72,898.55

Finding the Fourth Proportional to 133,324.00, 183,987.45 and 72,898.55

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Solution

The fourth proportional to 133,324.00, 183,987.45 and 72,898.55 is: 100,600.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,324.00 : 183,987.45 = 72,898.55 : x
  2. Step 2: Convert to fraction form
    133,324.00/183,987.45 = 72,898.55/x
  3. Step 3: Cross multiply
    133,324.00x = 183,987.45 × 72,898.55
  4. Step 4: Simplify right side
    133,324.00x = 13,412,417,403.26
  5. Step 5: Solve for x
    x = 13,412,417,403.26/133,324.00
  6. Step 6: Final answer
    x = 100,600.17

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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.