Home / 67,402.90-93,011.69-37,188.22

Finding the Fourth Proportional to 67,402.90, 93,011.69 and 37,188.22

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Solution

The fourth proportional to 67,402.90, 93,011.69 and 37,188.22 is: 51,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,402.90 : 93,011.69 = 37,188.22 : x
  2. Step 2: Convert to fraction form
    67,402.90/93,011.69 = 37,188.22/x
  3. Step 3: Cross multiply
    67,402.90x = 93,011.69 × 37,188.22
  4. Step 4: Simplify right side
    67,402.90x = 3,458,939,376.34
  5. Step 5: Solve for x
    x = 3,458,939,376.34/67,402.90
  6. Step 6: Final answer
    x = 51,317.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.