Home / 197,282.18-272,252.14-116,707.64

Finding the Fourth Proportional to 197,282.18, 272,252.14 and 116,707.64

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Solution

The fourth proportional to 197,282.18, 272,252.14 and 116,707.64 is: 161,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,282.18 : 272,252.14 = 116,707.64 : x
  2. Step 2: Convert to fraction form
    197,282.18/272,252.14 = 116,707.64/x
  3. Step 3: Cross multiply
    197,282.18x = 272,252.14 × 116,707.64
  4. Step 4: Simplify right side
    197,282.18x = 31,773,903,091.32
  5. Step 5: Solve for x
    x = 31,773,903,091.32/197,282.18
  6. Step 6: Final answer
    x = 161,058.15

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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.