Home / 74,461.40-111,700.26-32,312.51

Finding the Fourth Proportional to 74,461.40, 111,700.26 and 32,312.51

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Solution

The fourth proportional to 74,461.40, 111,700.26 and 32,312.51 is: 48,472.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,461.40 : 111,700.26 = 32,312.51 : x
  2. Step 2: Convert to fraction form
    74,461.40/111,700.26 = 32,312.51/x
  3. Step 3: Cross multiply
    74,461.40x = 111,700.26 × 32,312.51
  4. Step 4: Simplify right side
    74,461.40x = 3,609,315,768.25
  5. Step 5: Solve for x
    x = 3,609,315,768.25/74,461.40
  6. Step 6: Final answer
    x = 48,472.31

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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.