Home / 55,389.74-83,110.12-34,354.44

Finding the Fourth Proportional to 55,389.74, 83,110.12 and 34,354.44

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Solution

The fourth proportional to 55,389.74, 83,110.12 and 34,354.44 is: 51,547.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,389.74 : 83,110.12 = 34,354.44 : x
  2. Step 2: Convert to fraction form
    55,389.74/83,110.12 = 34,354.44/x
  3. Step 3: Cross multiply
    55,389.74x = 83,110.12 × 34,354.44
  4. Step 4: Simplify right side
    55,389.74x = 2,855,201,545.05
  5. Step 5: Solve for x
    x = 2,855,201,545.05/55,389.74
  6. Step 6: Final answer
    x = 51,547.49

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1.5x scale

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.