Home / 207,248.98-286,014.10-122,364.22

Finding the Fourth Proportional to 207,248.98, 286,014.10 and 122,364.22

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Solution

The fourth proportional to 207,248.98, 286,014.10 and 122,364.22 is: 168,868.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,248.98 : 286,014.10 = 122,364.22 : x
  2. Step 2: Convert to fraction form
    207,248.98/286,014.10 = 122,364.22/x
  3. Step 3: Cross multiply
    207,248.98x = 286,014.10 × 122,364.22
  4. Step 4: Simplify right side
    207,248.98x = 34,997,892,255.50
  5. Step 5: Solve for x
    x = 34,997,892,255.50/207,248.98
  6. Step 6: Final answer
    x = 168,868.83

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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.