Home / 102,210.34-141,032.72-93,942.44

Finding the Fourth Proportional to 102,210.34, 141,032.72 and 93,942.44

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Solution

The fourth proportional to 102,210.34, 141,032.72 and 93,942.44 is: 129,624.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,210.34 : 141,032.72 = 93,942.44 : x
  2. Step 2: Convert to fraction form
    102,210.34/141,032.72 = 93,942.44/x
  3. Step 3: Cross multiply
    102,210.34x = 141,032.72 × 93,942.44
  4. Step 4: Simplify right side
    102,210.34x = 13,248,957,836.64
  5. Step 5: Solve for x
    x = 13,248,957,836.64/102,210.34
  6. Step 6: Final answer
    x = 129,624.44

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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.