Home / 124,188.90-186,227.30-35,421.32

Finding the Fourth Proportional to 124,188.90, 186,227.30 and 35,421.32

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Solution

The fourth proportional to 124,188.90, 186,227.30 and 35,421.32 is: 53,115.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,188.90 : 186,227.30 = 35,421.32 : x
  2. Step 2: Convert to fraction form
    124,188.90/186,227.30 = 35,421.32/x
  3. Step 3: Cross multiply
    124,188.90x = 186,227.30 × 35,421.32
  4. Step 4: Simplify right side
    124,188.90x = 6,596,415,677.79
  5. Step 5: Solve for x
    x = 6,596,415,677.79/124,188.90
  6. Step 6: Final answer
    x = 53,115.98

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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.