Home / 70,748.17-105,988.54-41,810.45

Finding the Fourth Proportional to 70,748.17, 105,988.54 and 41,810.45

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Solution

The fourth proportional to 70,748.17, 105,988.54 and 41,810.45 is: 62,636.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,748.17 : 105,988.54 = 41,810.45 : x
  2. Step 2: Convert to fraction form
    70,748.17/105,988.54 = 41,810.45/x
  3. Step 3: Cross multiply
    70,748.17x = 105,988.54 × 41,810.45
  4. Step 4: Simplify right side
    70,748.17x = 4,431,428,552.24
  5. Step 5: Solve for x
    x = 4,431,428,552.24/70,748.17
  6. Step 6: Final answer
    x = 62,636.65

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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.