Home / 268,148.07-370,045.87-147,285.34

Finding the Fourth Proportional to 268,148.07, 370,045.87 and 147,285.34

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Solution

The fourth proportional to 268,148.07, 370,045.87 and 147,285.34 is: 203,254.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,148.07 : 370,045.87 = 147,285.34 : x
  2. Step 2: Convert to fraction form
    268,148.07/370,045.87 = 147,285.34/x
  3. Step 3: Cross multiply
    268,148.07x = 370,045.87 × 147,285.34
  4. Step 4: Simplify right side
    268,148.07x = 54,502,330,485.22
  5. Step 5: Solve for x
    x = 54,502,330,485.22/268,148.07
  6. Step 6: Final answer
    x = 203,254.61

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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.