Home / 147,372.93-203,365.71-86,962.50

Finding the Fourth Proportional to 147,372.93, 203,365.71 and 86,962.50

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Solution

The fourth proportional to 147,372.93, 203,365.71 and 86,962.50 is: 120,002.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,372.93 : 203,365.71 = 86,962.50 : x
  2. Step 2: Convert to fraction form
    147,372.93/203,365.71 = 86,962.50/x
  3. Step 3: Cross multiply
    147,372.93x = 203,365.71 × 86,962.50
  4. Step 4: Simplify right side
    147,372.93x = 17,685,190,555.88
  5. Step 5: Solve for x
    x = 17,685,190,555.88/147,372.93
  6. Step 6: Final answer
    x = 120,002.98

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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.