Home / 146,384.64-202,005.56-82,721.07

Finding the Fourth Proportional to 146,384.64, 202,005.56 and 82,721.07

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Solution

The fourth proportional to 146,384.64, 202,005.56 and 82,721.07 is: 114,152.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,384.64 : 202,005.56 = 82,721.07 : x
  2. Step 2: Convert to fraction form
    146,384.64/202,005.56 = 82,721.07/x
  3. Step 3: Cross multiply
    146,384.64x = 202,005.56 × 82,721.07
  4. Step 4: Simplify right side
    146,384.64x = 16,710,116,275.95
  5. Step 5: Solve for x
    x = 16,710,116,275.95/146,384.64
  6. Step 6: Final answer
    x = 114,152.12

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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.