Home / 198,188.02-297,271.42-70,095.43

Finding the Fourth Proportional to 198,188.02, 297,271.42 and 70,095.43

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Solution

The fourth proportional to 198,188.02, 297,271.42 and 70,095.43 is: 105,139.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,188.02 : 297,271.42 = 70,095.43 : x
  2. Step 2: Convert to fraction form
    198,188.02/297,271.42 = 70,095.43/x
  3. Step 3: Cross multiply
    198,188.02x = 297,271.42 × 70,095.43
  4. Step 4: Simplify right side
    198,188.02x = 20,837,368,011.61
  5. Step 5: Solve for x
    x = 20,837,368,011.61/198,188.02
  6. Step 6: Final answer
    x = 105,139.39

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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.