Home / 207,205.46-310,808.26-93,220.10

Finding the Fourth Proportional to 207,205.46, 310,808.26 and 93,220.10

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Solution

The fourth proportional to 207,205.46, 310,808.26 and 93,220.10 is: 139,830.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,205.46 : 310,808.26 = 93,220.10 : x
  2. Step 2: Convert to fraction form
    207,205.46/310,808.26 = 93,220.10/x
  3. Step 3: Cross multiply
    207,205.46x = 310,808.26 × 93,220.10
  4. Step 4: Simplify right side
    207,205.46x = 28,973,577,078.03
  5. Step 5: Solve for x
    x = 28,973,577,078.03/207,205.46
  6. Step 6: Final answer
    x = 139,830.18

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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.