Home / 63,387.40-94,942.93-31,742.28

Finding the Fourth Proportional to 63,387.40, 94,942.93 and 31,742.28

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Solution

The fourth proportional to 63,387.40, 94,942.93 and 31,742.28 is: 47,544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,387.40 : 94,942.93 = 31,742.28 : x
  2. Step 2: Convert to fraction form
    63,387.40/94,942.93 = 31,742.28/x
  3. Step 3: Cross multiply
    63,387.40x = 94,942.93 × 31,742.28
  4. Step 4: Simplify right side
    63,387.40x = 3,013,705,068.08
  5. Step 5: Solve for x
    x = 3,013,705,068.08/63,387.40
  6. Step 6: Final answer
    x = 47,544.23

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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.