Home / 84,118,760-126,222,595.28-59,684,596.25

Finding the Fourth Proportional to 84,118,760, 126,222,595.28 and 59,684,596.25

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Solution

The fourth proportional to 84,118,760, 126,222,595.28 and 59,684,596.25 is: 89,558,436.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,118,760 : 126,222,595.28 = 59,684,596.25 : x
  2. Step 2: Convert to fraction form
    84,118,760/126,222,595.28 = 59,684,596.25/x
  3. Step 3: Cross multiply
    84,118,760x = 126,222,595.28 × 59,684,596.25
  4. Step 4: Simplify right side
    84,118,760x = 7,533,544,636,913,956
  5. Step 5: Solve for x
    x = 7,533,544,636,913,956/84,118,760
  6. Step 6: Final answer
    x = 89,558,436.63

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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.