Home / 96,708.15-145,061.51-68,127.45

Finding the Fourth Proportional to 96,708.15, 145,061.51 and 68,127.45

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Solution

The fourth proportional to 96,708.15, 145,061.51 and 68,127.45 is: 102,190.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,708.15 : 145,061.51 = 68,127.45 : x
  2. Step 2: Convert to fraction form
    96,708.15/145,061.51 = 68,127.45/x
  3. Step 3: Cross multiply
    96,708.15x = 145,061.51 × 68,127.45
  4. Step 4: Simplify right side
    96,708.15x = 9,882,670,428.81
  5. Step 5: Solve for x
    x = 9,882,670,428.81/96,708.15
  6. Step 6: Final answer
    x = 102,190.67

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1.5x scale

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.