Home / 102,759,648.28-154,101,068.70-41,328,072.16

Finding the Fourth Proportional to 102,759,648.28, 154,101,068.70 and 41,328,072.16

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Solution

The fourth proportional to 102,759,648.28, 154,101,068.70 and 41,328,072.16 is: 61,976,662.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,759,648.28 : 154,101,068.70 = 41,328,072.16 : x
  2. Step 2: Convert to fraction form
    102,759,648.28/154,101,068.70 = 41,328,072.16/x
  3. Step 3: Cross multiply
    102,759,648.28x = 154,101,068.70 × 41,328,072.16
  4. Step 4: Simplify right side
    102,759,648.28x = 6,368,700,087,166,716
  5. Step 5: Solve for x
    x = 6,368,700,087,166,716/102,759,648.28
  6. Step 6: Final answer
    x = 61,976,662.96

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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.