Home / 212,258.28-292,911.66-116,762.88

Finding the Fourth Proportional to 212,258.28, 292,911.66 and 116,762.88

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Solution

The fourth proportional to 212,258.28, 292,911.66 and 116,762.88 is: 161,130.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,258.28 : 292,911.66 = 116,762.88 : x
  2. Step 2: Convert to fraction form
    212,258.28/292,911.66 = 116,762.88/x
  3. Step 3: Cross multiply
    212,258.28x = 292,911.66 × 116,762.88
  4. Step 4: Simplify right side
    212,258.28x = 34,201,209,007.18
  5. Step 5: Solve for x
    x = 34,201,209,007.18/212,258.28
  6. Step 6: Final answer
    x = 161,130.15

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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.