Home / 105,953.02-158,925.93-49,761.70

Finding the Fourth Proportional to 105,953.02, 158,925.93 and 49,761.70

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Solution

The fourth proportional to 105,953.02, 158,925.93 and 49,761.70 is: 74,640.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,953.02 : 158,925.93 = 49,761.70 : x
  2. Step 2: Convert to fraction form
    105,953.02/158,925.93 = 49,761.70/x
  3. Step 3: Cross multiply
    105,953.02x = 158,925.93 × 49,761.70
  4. Step 4: Simplify right side
    105,953.02x = 7,908,424,450.88
  5. Step 5: Solve for x
    x = 7,908,424,450.88/105,953.02
  6. Step 6: Final answer
    x = 74,640.86

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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.