Home / 150,045.84-225,157.60-55,342.26

Finding the Fourth Proportional to 150,045.84, 225,157.60 and 55,342.26

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Solution

The fourth proportional to 150,045.84, 225,157.60 and 55,342.26 is: 83,046.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,045.84 : 225,157.60 = 55,342.26 : x
  2. Step 2: Convert to fraction form
    150,045.84/225,157.60 = 55,342.26/x
  3. Step 3: Cross multiply
    150,045.84x = 225,157.60 × 55,342.26
  4. Step 4: Simplify right side
    150,045.84x = 12,460,730,440.18
  5. Step 5: Solve for x
    x = 12,460,730,440.18/150,045.84
  6. Step 6: Final answer
    x = 83,046.16

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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.