Home / 74,140.02-111,187.02-26,748.95

Finding the Fourth Proportional to 74,140.02, 111,187.02 and 26,748.95

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Solution

The fourth proportional to 74,140.02, 111,187.02 and 26,748.95 is: 40,115.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,140.02 : 111,187.02 = 26,748.95 : x
  2. Step 2: Convert to fraction form
    74,140.02/111,187.02 = 26,748.95/x
  3. Step 3: Cross multiply
    74,140.02x = 111,187.02 × 26,748.95
  4. Step 4: Simplify right side
    74,140.02x = 2,974,136,038.63
  5. Step 5: Solve for x
    x = 2,974,136,038.63/74,140.02
  6. Step 6: Final answer
    x = 40,115.12

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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.