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Finding the Fourth Proportional to 74,802.99, 112,188.27 and 22,212.93

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Solution

The fourth proportional to 74,802.99, 112,188.27 and 22,212.93 is: 33,314.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,802.99 : 112,188.27 = 22,212.93 : x
  2. Step 2: Convert to fraction form
    74,802.99/112,188.27 = 22,212.93/x
  3. Step 3: Cross multiply
    74,802.99x = 112,188.27 × 22,212.93
  4. Step 4: Simplify right side
    74,802.99x = 2,492,030,188.33
  5. Step 5: Solve for x
    x = 2,492,030,188.33/74,802.99
  6. Step 6: Final answer
    x = 33,314.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.