Home / 102,270,041.90-141,131,726.16-55,860,283.52

Finding the Fourth Proportional to 102,270,041.90, 141,131,726.16 and 55,860,283.52

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Solution

The fourth proportional to 102,270,041.90, 141,131,726.16 and 55,860,283.52 is: 77,086,682.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,270,041.90 : 141,131,726.16 = 55,860,283.52 : x
  2. Step 2: Convert to fraction form
    102,270,041.90/141,131,726.16 = 55,860,283.52/x
  3. Step 3: Cross multiply
    102,270,041.90x = 141,131,726.16 × 55,860,283.52
  4. Step 4: Simplify right side
    102,270,041.90x = 7,883,658,236,964,601
  5. Step 5: Solve for x
    x = 7,883,658,236,964,601/102,270,041.90
  6. Step 6: Final answer
    x = 77,086,682.38

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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.