Home / 210,320.30-290,240.51-114,827.00

Finding the Fourth Proportional to 210,320.30, 290,240.51 and 114,827.00

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Solution

The fourth proportional to 210,320.30, 290,240.51 and 114,827.00 is: 158,460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,320.30 : 290,240.51 = 114,827.00 : x
  2. Step 2: Convert to fraction form
    210,320.30/290,240.51 = 114,827.00/x
  3. Step 3: Cross multiply
    210,320.30x = 290,240.51 × 114,827.00
  4. Step 4: Simplify right side
    210,320.30x = 33,327,445,016.43
  5. Step 5: Solve for x
    x = 33,327,445,016.43/210,320.30
  6. Step 6: Final answer
    x = 158,460.43

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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.