Home / 212,133.43-292,744.07-116,646.31

Finding the Fourth Proportional to 212,133.43, 292,744.07 and 116,646.31

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Solution

The fourth proportional to 212,133.43, 292,744.07 and 116,646.31 is: 160,971.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,133.43 : 292,744.07 = 116,646.31 : x
  2. Step 2: Convert to fraction form
    212,133.43/292,744.07 = 116,646.31/x
  3. Step 3: Cross multiply
    212,133.43x = 292,744.07 × 116,646.31
  4. Step 4: Simplify right side
    212,133.43x = 34,147,513,492.93
  5. Step 5: Solve for x
    x = 34,147,513,492.93/212,133.43
  6. Step 6: Final answer
    x = 160,971.87

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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.