Home / 75,239,740.14-103,831,209.15-42,201,754.92

Finding the Fourth Proportional to 75,239,740.14, 103,831,209.15 and 42,201,754.92

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Solution

The fourth proportional to 75,239,740.14, 103,831,209.15 and 42,201,754.92 is: 58,238,628.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,239,740.14 : 103,831,209.15 = 42,201,754.92 : x
  2. Step 2: Convert to fraction form
    75,239,740.14/103,831,209.15 = 42,201,754.92/x
  3. Step 3: Cross multiply
    75,239,740.14x = 103,831,209.15 × 42,201,754.92
  4. Step 4: Simplify right side
    75,239,740.14x = 4,381,859,241,595,562
  5. Step 5: Solve for x
    x = 4,381,859,241,595,562/75,239,740.14
  6. Step 6: Final answer
    x = 58,238,628.06

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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.