Home / 113,958,361.04-157,262,677.20-61,747,355.52

Finding the Fourth Proportional to 113,958,361.04, 157,262,677.20 and 61,747,355.52

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Solution

The fourth proportional to 113,958,361.04, 157,262,677.20 and 61,747,355.52 is: 85,211,425.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,958,361.04 : 157,262,677.20 = 61,747,355.52 : x
  2. Step 2: Convert to fraction form
    113,958,361.04/157,262,677.20 = 61,747,355.52/x
  3. Step 3: Cross multiply
    113,958,361.04x = 157,262,677.20 × 61,747,355.52
  4. Step 4: Simplify right side
    113,958,361.04x = 9,710,554,439,095,398
  5. Step 5: Solve for x
    x = 9,710,554,439,095,398/113,958,361.04
  6. Step 6: Final answer
    x = 85,211,425.91

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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.