Home / 262,541.71-362,312.17-155,111.49

Finding the Fourth Proportional to 262,541.71, 362,312.17 and 155,111.49

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Solution

The fourth proportional to 262,541.71, 362,312.17 and 155,111.49 is: 214,056.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,541.71 : 362,312.17 = 155,111.49 : x
  2. Step 2: Convert to fraction form
    262,541.71/362,312.17 = 155,111.49/x
  3. Step 3: Cross multiply
    262,541.71x = 362,312.17 × 155,111.49
  4. Step 4: Simplify right side
    262,541.71x = 56,198,780,146.05
  5. Step 5: Solve for x
    x = 56,198,780,146.05/262,541.71
  6. Step 6: Final answer
    x = 214,056.58

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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.