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Finding the Fourth Proportional to 173,955.60, 260,851.14 and 67,389.45

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Solution

The fourth proportional to 173,955.60, 260,851.14 and 67,389.45 is: 101,052.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,955.60 : 260,851.14 = 67,389.45 : x
  2. Step 2: Convert to fraction form
    173,955.60/260,851.14 = 67,389.45/x
  3. Step 3: Cross multiply
    173,955.60x = 260,851.14 × 67,389.45
  4. Step 4: Simplify right side
    173,955.60x = 17,578,614,856.47
  5. Step 5: Solve for x
    x = 17,578,614,856.47/173,955.60
  6. Step 6: Final answer
    x = 101,052.31

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1.5x scale

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.