Home / 210,224.56-290,057.40-134,875.12

Finding the Fourth Proportional to 210,224.56, 290,057.40 and 134,875.12

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Solution

The fourth proportional to 210,224.56, 290,057.40 and 134,875.12 is: 186,093.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,224.56 : 290,057.40 = 134,875.12 : x
  2. Step 2: Convert to fraction form
    210,224.56/290,057.40 = 134,875.12/x
  3. Step 3: Cross multiply
    210,224.56x = 290,057.40 × 134,875.12
  4. Step 4: Simplify right side
    210,224.56x = 39,121,526,631.89
  5. Step 5: Solve for x
    x = 39,121,526,631.89/210,224.56
  6. Step 6: Final answer
    x = 186,093.99

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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.