Home / 104,426,106.92-144,110,427.72-57,386,104.88

Finding the Fourth Proportional to 104,426,106.92, 144,110,427.72 and 57,386,104.88

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Solution

The fourth proportional to 104,426,106.92, 144,110,427.72 and 57,386,104.88 is: 79,194,143.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,426,106.92 : 144,110,427.72 = 57,386,104.88 : x
  2. Step 2: Convert to fraction form
    104,426,106.92/144,110,427.72 = 57,386,104.88/x
  3. Step 3: Cross multiply
    104,426,106.92x = 144,110,427.72 × 57,386,104.88
  4. Step 4: Simplify right side
    104,426,106.92x = 8,269,936,119,441,580
  5. Step 5: Solve for x
    x = 8,269,936,119,441,580/104,426,106.92
  6. Step 6: Final answer
    x = 79,194,143.72

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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.