Home / 78,953.33-118,437.44-22,031.01

Finding the Fourth Proportional to 78,953.33, 118,437.44 and 22,031.01

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Solution

The fourth proportional to 78,953.33, 118,437.44 and 22,031.01 is: 33,048.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,953.33 : 118,437.44 = 22,031.01 : x
  2. Step 2: Convert to fraction form
    78,953.33/118,437.44 = 22,031.01/x
  3. Step 3: Cross multiply
    78,953.33x = 118,437.44 × 22,031.01
  4. Step 4: Simplify right side
    78,953.33x = 2,609,296,314.86
  5. Step 5: Solve for x
    x = 2,609,296,314.86/78,953.33
  6. Step 6: Final answer
    x = 33,048.59

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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.