Home / 102,743,874.16-141,792,916.44-56,958,786.16

Finding the Fourth Proportional to 102,743,874.16, 141,792,916.44 and 56,958,786.16

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Solution

The fourth proportional to 102,743,874.16, 141,792,916.44 and 56,958,786.16 is: 78,606,656.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,743,874.16 : 141,792,916.44 = 56,958,786.16 : x
  2. Step 2: Convert to fraction form
    102,743,874.16/141,792,916.44 = 56,958,786.16/x
  3. Step 3: Cross multiply
    102,743,874.16x = 141,792,916.44 × 56,958,786.16
  4. Step 4: Simplify right side
    102,743,874.16x = 8,076,352,406,508,708
  5. Step 5: Solve for x
    x = 8,076,352,406,508,708/102,743,874.16
  6. Step 6: Final answer
    x = 78,606,656.33

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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.