Home / 96,688.62-133,423.20-53,670.60

Finding the Fourth Proportional to 96,688.62, 133,423.20 and 53,670.60

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Solution

The fourth proportional to 96,688.62, 133,423.20 and 53,670.60 is: 74,061.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,688.62 : 133,423.20 = 53,670.60 : x
  2. Step 2: Convert to fraction form
    96,688.62/133,423.20 = 53,670.60/x
  3. Step 3: Cross multiply
    96,688.62x = 133,423.20 × 53,670.60
  4. Step 4: Simplify right side
    96,688.62x = 7,160,903,197.92
  5. Step 5: Solve for x
    x = 7,160,903,197.92/96,688.62
  6. Step 6: Final answer
    x = 74,061.49

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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.