Home / 212,115.06-292,718.82-116,628.18

Finding the Fourth Proportional to 212,115.06, 292,718.82 and 116,628.18

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Solution

The fourth proportional to 212,115.06, 292,718.82 and 116,628.18 is: 160,946.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,115.06 : 292,718.82 = 116,628.18 : x
  2. Step 2: Convert to fraction form
    212,115.06/292,718.82 = 116,628.18/x
  3. Step 3: Cross multiply
    212,115.06x = 292,718.82 × 116,628.18
  4. Step 4: Simplify right side
    212,115.06x = 34,139,263,228.35
  5. Step 5: Solve for x
    x = 34,139,263,228.35/212,115.06
  6. Step 6: Final answer
    x = 160,946.91

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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.