Home / 247,145.04-370,714.10-97,386.63

Finding the Fourth Proportional to 247,145.04, 370,714.10 and 97,386.63

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Solution

The fourth proportional to 247,145.04, 370,714.10 and 97,386.63 is: 146,078.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,145.04 : 370,714.10 = 97,386.63 : x
  2. Step 2: Convert to fraction form
    247,145.04/370,714.10 = 97,386.63/x
  3. Step 3: Cross multiply
    247,145.04x = 370,714.10 × 97,386.63
  4. Step 4: Simplify right side
    247,145.04x = 36,102,597,016.66
  5. Step 5: Solve for x
    x = 36,102,597,016.66/247,145.04
  6. Step 6: Final answer
    x = 146,078.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.