Home / 178,209.80-245,929.73-97,642.48

Finding the Fourth Proportional to 178,209.80, 245,929.73 and 97,642.48

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Solution

The fourth proportional to 178,209.80, 245,929.73 and 97,642.48 is: 134,746.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,209.80 : 245,929.73 = 97,642.48 : x
  2. Step 2: Convert to fraction form
    178,209.80/245,929.73 = 97,642.48/x
  3. Step 3: Cross multiply
    178,209.80x = 245,929.73 × 97,642.48
  4. Step 4: Simplify right side
    178,209.80x = 24,013,188,742.93
  5. Step 5: Solve for x
    x = 24,013,188,742.93/178,209.80
  6. Step 6: Final answer
    x = 134,746.74

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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.