Home / 103,000,249.92-142,138,058.94-55,956,107.64

Finding the Fourth Proportional to 103,000,249.92, 142,138,058.94 and 55,956,107.64

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Solution

The fourth proportional to 103,000,249.92, 142,138,058.94 and 55,956,107.64 is: 77,218,186.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,000,249.92 : 142,138,058.94 = 55,956,107.64 : x
  2. Step 2: Convert to fraction form
    103,000,249.92/142,138,058.94 = 55,956,107.64/x
  3. Step 3: Cross multiply
    103,000,249.92x = 142,138,058.94 × 55,956,107.64
  4. Step 4: Simplify right side
    103,000,249.92x = 7,953,492,525,787,304
  5. Step 5: Solve for x
    x = 7,953,492,525,787,304/103,000,249.92
  6. Step 6: Final answer
    x = 77,218,186.67

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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.