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Finding the Fourth Proportional to 170,165.76, 234,828.74 and 94,712.64

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Solution

The fourth proportional to 170,165.76, 234,828.74 and 94,712.64 is: 130,703.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,165.76 : 234,828.74 = 94,712.64 : x
  2. Step 2: Convert to fraction form
    170,165.76/234,828.74 = 94,712.64/x
  3. Step 3: Cross multiply
    170,165.76x = 234,828.74 × 94,712.64
  4. Step 4: Simplify right side
    170,165.76x = 22,241,249,913.27
  5. Step 5: Solve for x
    x = 22,241,249,913.27/170,165.76
  6. Step 6: Final answer
    x = 130,703.44

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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.