Home / 212,281.18-292,937.44-116,785.42

Finding the Fourth Proportional to 212,281.18, 292,937.44 and 116,785.42

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Solution

The fourth proportional to 212,281.18, 292,937.44 and 116,785.42 is: 161,158.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,281.18 : 292,937.44 = 116,785.42 : x
  2. Step 2: Convert to fraction form
    212,281.18/292,937.44 = 116,785.42/x
  3. Step 3: Cross multiply
    212,281.18x = 292,937.44 × 116,785.42
  4. Step 4: Simplify right side
    212,281.18x = 34,210,821,964.12
  5. Step 5: Solve for x
    x = 34,210,821,964.12/212,281.18
  6. Step 6: Final answer
    x = 161,158.05

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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.