Home / 165,762.21-248,641.48-99,220.91

Finding the Fourth Proportional to 165,762.21, 248,641.48 and 99,220.91

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Solution

The fourth proportional to 165,762.21, 248,641.48 and 99,220.91 is: 148,830.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,762.21 : 248,641.48 = 99,220.91 : x
  2. Step 2: Convert to fraction form
    165,762.21/248,641.48 = 99,220.91/x
  3. Step 3: Cross multiply
    165,762.21x = 248,641.48 × 99,220.91
  4. Step 4: Simplify right side
    165,762.21x = 24,670,433,909.35
  5. Step 5: Solve for x
    x = 24,670,433,909.35/165,762.21
  6. Step 6: Final answer
    x = 148,830.27

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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.