Home / 73,938.20-110,885.70-26,547.80

Finding the Fourth Proportional to 73,938.20, 110,885.70 and 26,547.80

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Solution

The fourth proportional to 73,938.20, 110,885.70 and 26,547.80 is: 39,813.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,938.20 : 110,885.70 = 26,547.80 : x
  2. Step 2: Convert to fraction form
    73,938.20/110,885.70 = 26,547.80/x
  3. Step 3: Cross multiply
    73,938.20x = 110,885.70 × 26,547.80
  4. Step 4: Simplify right side
    73,938.20x = 2,943,771,386.46
  5. Step 5: Solve for x
    x = 2,943,771,386.46/73,938.20
  6. Step 6: Final answer
    x = 39,813.94

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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.