Home / 276,838.02-382,036.23-149,513.58

Finding the Fourth Proportional to 276,838.02, 382,036.23 and 149,513.58

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Solution

The fourth proportional to 276,838.02, 382,036.23 and 149,513.58 is: 206,328.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,838.02 : 382,036.23 = 149,513.58 : x
  2. Step 2: Convert to fraction form
    276,838.02/382,036.23 = 149,513.58/x
  3. Step 3: Cross multiply
    276,838.02x = 382,036.23 × 149,513.58
  4. Step 4: Simplify right side
    276,838.02x = 57,119,604,437.00
  5. Step 5: Solve for x
    x = 57,119,604,437.00/276,838.02
  6. Step 6: Final answer
    x = 206,328.61

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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.