Home / 105,904,143.47-158,765,222.34-36,807,970.70

Finding the Fourth Proportional to 105,904,143.47, 158,765,222.34 and 36,807,970.70

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Solution

The fourth proportional to 105,904,143.47, 158,765,222.34 and 36,807,970.70 is: 55,180,330.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,904,143.47 : 158,765,222.34 = 36,807,970.70 : x
  2. Step 2: Convert to fraction form
    105,904,143.47/158,765,222.34 = 36,807,970.70/x
  3. Step 3: Cross multiply
    105,904,143.47x = 158,765,222.34 × 36,807,970.70
  4. Step 4: Simplify right side
    105,904,143.47x = 5,843,825,652,466,619
  5. Step 5: Solve for x
    x = 5,843,825,652,466,619/105,904,143.47
  6. Step 6: Final answer
    x = 55,180,330.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.