Home / 210,484.02-290,463.38-114,991.24

Finding the Fourth Proportional to 210,484.02, 290,463.38 and 114,991.24

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Solution

The fourth proportional to 210,484.02, 290,463.38 and 114,991.24 is: 158,685.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,484.02 : 290,463.38 = 114,991.24 : x
  2. Step 2: Convert to fraction form
    210,484.02/290,463.38 = 114,991.24/x
  3. Step 3: Cross multiply
    210,484.02x = 290,463.38 × 114,991.24
  4. Step 4: Simplify right side
    210,484.02x = 33,400,744,240.79
  5. Step 5: Solve for x
    x = 33,400,744,240.79/210,484.02
  6. Step 6: Final answer
    x = 158,685.42

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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.