Home / 161,885.43-242,689.64-62,117.22

Finding the Fourth Proportional to 161,885.43, 242,689.64 and 62,117.22

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Solution

The fourth proportional to 161,885.43, 242,689.64 and 62,117.22 is: 93,122.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,885.43 : 242,689.64 = 62,117.22 : x
  2. Step 2: Convert to fraction form
    161,885.43/242,689.64 = 62,117.22/x
  3. Step 3: Cross multiply
    161,885.43x = 242,689.64 × 62,117.22
  4. Step 4: Simplify right side
    161,885.43x = 15,075,205,914.89
  5. Step 5: Solve for x
    x = 15,075,205,914.89/161,885.43
  6. Step 6: Final answer
    x = 93,122.69

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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.