Home / 140,746.44-194,242.95-77,093.40

Finding the Fourth Proportional to 140,746.44, 194,242.95 and 77,093.40

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Solution

The fourth proportional to 140,746.44, 194,242.95 and 77,093.40 is: 106,395.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,746.44 : 194,242.95 = 77,093.40 : x
  2. Step 2: Convert to fraction form
    140,746.44/194,242.95 = 77,093.40/x
  3. Step 3: Cross multiply
    140,746.44x = 194,242.95 × 77,093.40
  4. Step 4: Simplify right side
    140,746.44x = 14,974,849,441.53
  5. Step 5: Solve for x
    x = 14,974,849,441.53/140,746.44
  6. Step 6: Final answer
    x = 106,395.94

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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.