Home / 212,045.03-292,622.78-116,561.51

Finding the Fourth Proportional to 212,045.03, 292,622.78 and 116,561.51

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Solution

The fourth proportional to 212,045.03, 292,622.78 and 116,561.51 is: 160,855.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,045.03 : 292,622.78 = 116,561.51 : x
  2. Step 2: Convert to fraction form
    212,045.03/292,622.78 = 116,561.51/x
  3. Step 3: Cross multiply
    212,045.03x = 292,622.78 × 116,561.51
  4. Step 4: Simplify right side
    212,045.03x = 34,108,553,097.20
  5. Step 5: Solve for x
    x = 34,108,553,097.20/212,045.03
  6. Step 6: Final answer
    x = 160,855.23

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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.