Home / 82,063.48-113,280.22-70,532.74

Finding the Fourth Proportional to 82,063.48, 113,280.22 and 70,532.74

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Solution

The fourth proportional to 82,063.48, 113,280.22 and 70,532.74 is: 97,363.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,063.48 : 113,280.22 = 70,532.74 : x
  2. Step 2: Convert to fraction form
    82,063.48/113,280.22 = 70,532.74/x
  3. Step 3: Cross multiply
    82,063.48x = 113,280.22 × 70,532.74
  4. Step 4: Simplify right side
    82,063.48x = 7,989,964,614.32
  5. Step 5: Solve for x
    x = 7,989,964,614.32/82,063.48
  6. Step 6: Final answer
    x = 97,363.22

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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.