Home / 210,148.02-290,005.23-114,656.70

Finding the Fourth Proportional to 210,148.02, 290,005.23 and 114,656.70

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Solution

The fourth proportional to 210,148.02, 290,005.23 and 114,656.70 is: 158,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,148.02 : 290,005.23 = 114,656.70 : x
  2. Step 2: Convert to fraction form
    210,148.02/290,005.23 = 114,656.70/x
  3. Step 3: Cross multiply
    210,148.02x = 290,005.23 × 114,656.70
  4. Step 4: Simplify right side
    210,148.02x = 33,251,042,654.54
  5. Step 5: Solve for x
    x = 33,251,042,654.54/210,148.02
  6. Step 6: Final answer
    x = 158,226.77

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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.