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Finding the Fourth Proportional to 170,275.84, 234,963.84 and 94,831.36

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Solution

The fourth proportional to 170,275.84, 234,963.84 and 94,831.36 is: 130,857.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,275.84 : 234,963.84 = 94,831.36 : x
  2. Step 2: Convert to fraction form
    170,275.84/234,963.84 = 94,831.36/x
  3. Step 3: Cross multiply
    170,275.84x = 234,963.84 × 94,831.36
  4. Step 4: Simplify right side
    170,275.84x = 22,281,940,498.02
  5. Step 5: Solve for x
    x = 22,281,940,498.02/170,275.84
  6. Step 6: Final answer
    x = 130,857.91

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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.