Home / 67,420.22-93,038.20-37,205.14

Finding the Fourth Proportional to 67,420.22, 93,038.20 and 37,205.14

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Solution

The fourth proportional to 67,420.22, 93,038.20 and 37,205.14 is: 51,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,420.22 : 93,038.20 = 37,205.14 : x
  2. Step 2: Convert to fraction form
    67,420.22/93,038.20 = 37,205.14/x
  3. Step 3: Cross multiply
    67,420.22x = 93,038.20 × 37,205.14
  4. Step 4: Simplify right side
    67,420.22x = 3,461,499,256.35
  5. Step 5: Solve for x
    x = 3,461,499,256.35/67,420.22
  6. Step 6: Final answer
    x = 51,342.15

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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.