Home / 105,257,104.49-157,577,781.72-61,403,774.15

Finding the Fourth Proportional to 105,257,104.49, 157,577,781.72 and 61,403,774.15

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Solution

The fourth proportional to 105,257,104.49, 157,577,781.72 and 61,403,774.15 is: 91,926,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,257,104.49 : 157,577,781.72 = 61,403,774.15 : x
  2. Step 2: Convert to fraction form
    105,257,104.49/157,577,781.72 = 61,403,774.15/x
  3. Step 3: Cross multiply
    105,257,104.49x = 157,577,781.72 × 61,403,774.15
  4. Step 4: Simplify right side
    105,257,104.49x = 9,675,870,519,792,878
  5. Step 5: Solve for x
    x = 9,675,870,519,792,878/105,257,104.49
  6. Step 6: Final answer
    x = 91,926,056.36

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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.