Home / 114,343.28-157,740.59-74,070.62

Finding the Fourth Proportional to 114,343.28, 157,740.59 and 74,070.62

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Solution

The fourth proportional to 114,343.28, 157,740.59 and 74,070.62 is: 102,183.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,343.28 : 157,740.59 = 74,070.62 : x
  2. Step 2: Convert to fraction form
    114,343.28/157,740.59 = 74,070.62/x
  3. Step 3: Cross multiply
    114,343.28x = 157,740.59 × 74,070.62
  4. Step 4: Simplify right side
    114,343.28x = 11,683,942,930.11
  5. Step 5: Solve for x
    x = 11,683,942,930.11/114,343.28
  6. Step 6: Final answer
    x = 102,183.03

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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.