Home / 124,271.28-171,496.32-67,682.60

Finding the Fourth Proportional to 124,271.28, 171,496.32 and 67,682.60

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Solution

The fourth proportional to 124,271.28, 171,496.32 and 67,682.60 is: 93,403.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,271.28 : 171,496.32 = 67,682.60 : x
  2. Step 2: Convert to fraction form
    124,271.28/171,496.32 = 67,682.60/x
  3. Step 3: Cross multiply
    124,271.28x = 171,496.32 × 67,682.60
  4. Step 4: Simplify right side
    124,271.28x = 11,607,316,828.03
  5. Step 5: Solve for x
    x = 11,607,316,828.03/124,271.28
  6. Step 6: Final answer
    x = 93,403.05

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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.