Home / 198,188.52-297,272.18-70,095.93

Finding the Fourth Proportional to 198,188.52, 297,272.18 and 70,095.93

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Solution

The fourth proportional to 198,188.52, 297,272.18 and 70,095.93 is: 105,140.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,188.52 : 297,272.18 = 70,095.93 : x
  2. Step 2: Convert to fraction form
    198,188.52/297,272.18 = 70,095.93/x
  3. Step 3: Cross multiply
    198,188.52x = 297,272.18 × 70,095.93
  4. Step 4: Simplify right side
    198,188.52x = 20,837,569,569.75
  5. Step 5: Solve for x
    x = 20,837,569,569.75/198,188.52
  6. Step 6: Final answer
    x = 105,140.14

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1.5x scale

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.