Home / 105,205,135.14-145,187,570.25-58,795,387.74

Finding the Fourth Proportional to 105,205,135.14, 145,187,570.25 and 58,795,387.74

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Solution

The fourth proportional to 105,205,135.14, 145,187,570.25 and 58,795,387.74 is: 81,140,140.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,205,135.14 : 145,187,570.25 = 58,795,387.74 : x
  2. Step 2: Convert to fraction form
    105,205,135.14/145,187,570.25 = 58,795,387.74/x
  3. Step 3: Cross multiply
    105,205,135.14x = 145,187,570.25 × 58,795,387.74
  4. Step 4: Simplify right side
    105,205,135.14x = 8,536,359,487,877,239
  5. Step 5: Solve for x
    x = 8,536,359,487,877,239/105,205,135.14
  6. Step 6: Final answer
    x = 81,140,140.89

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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.