Home / 103,834,186.47-143,275,257.54-59,772,671.82

Finding the Fourth Proportional to 103,834,186.47, 143,275,257.54 and 59,772,671.82

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Solution

The fourth proportional to 103,834,186.47, 143,275,257.54 and 59,772,671.82 is: 82,477,122.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,834,186.47 : 143,275,257.54 = 59,772,671.82 : x
  2. Step 2: Convert to fraction form
    103,834,186.47/143,275,257.54 = 59,772,671.82/x
  3. Step 3: Cross multiply
    103,834,186.47x = 143,275,257.54 × 59,772,671.82
  4. Step 4: Simplify right side
    103,834,186.47x = 8,563,944,948,864,400
  5. Step 5: Solve for x
    x = 8,563,944,948,864,400/103,834,186.47
  6. Step 6: Final answer
    x = 82,477,122.81

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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.