Home / 70,975.71-97,948.67-40,767.10

Finding the Fourth Proportional to 70,975.71, 97,948.67 and 40,767.10

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Solution

The fourth proportional to 70,975.71, 97,948.67 and 40,767.10 is: 56,259.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,975.71 : 97,948.67 = 40,767.10 : x
  2. Step 2: Convert to fraction form
    70,975.71/97,948.67 = 40,767.10/x
  3. Step 3: Cross multiply
    70,975.71x = 97,948.67 × 40,767.10
  4. Step 4: Simplify right side
    70,975.71x = 3,993,083,224.76
  5. Step 5: Solve for x
    x = 3,993,083,224.76/70,975.71
  6. Step 6: Final answer
    x = 56,259.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.