Home / 103,227,159.96-142,380,954.54-67,933,720.35

Finding the Fourth Proportional to 103,227,159.96, 142,380,954.54 and 67,933,720.35

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Solution

The fourth proportional to 103,227,159.96, 142,380,954.54 and 67,933,720.35 is: 93,700,804.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,227,159.96 : 142,380,954.54 = 67,933,720.35 : x
  2. Step 2: Convert to fraction form
    103,227,159.96/142,380,954.54 = 67,933,720.35/x
  3. Step 3: Cross multiply
    103,227,159.96x = 142,380,954.54 × 67,933,720.35
  4. Step 4: Simplify right side
    103,227,159.96x = 9,672,467,948,886,422
  5. Step 5: Solve for x
    x = 9,672,467,948,886,422/103,227,159.96
  6. Step 6: Final answer
    x = 93,700,804.64

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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.