Home / 212,798.60-293,658.89-117,303.24

Finding the Fourth Proportional to 212,798.60, 293,658.89 and 117,303.24

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Solution

The fourth proportional to 212,798.60, 293,658.89 and 117,303.24 is: 161,876.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,798.60 : 293,658.89 = 117,303.24 : x
  2. Step 2: Convert to fraction form
    212,798.60/293,658.89 = 117,303.24/x
  3. Step 3: Cross multiply
    212,798.60x = 293,658.89 × 117,303.24
  4. Step 4: Simplify right side
    212,798.60x = 34,447,138,665.29
  5. Step 5: Solve for x
    x = 34,447,138,665.29/212,798.60
  6. Step 6: Final answer
    x = 161,876.72

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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.