Home / 210,837.48-291,050.73-134,459.07

Finding the Fourth Proportional to 210,837.48, 291,050.73 and 134,459.07

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Solution

The fourth proportional to 210,837.48, 291,050.73 and 134,459.07 is: 185,614.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,837.48 : 291,050.73 = 134,459.07 : x
  2. Step 2: Convert to fraction form
    210,837.48/291,050.73 = 134,459.07/x
  3. Step 3: Cross multiply
    210,837.48x = 291,050.73 × 134,459.07
  4. Step 4: Simplify right side
    210,837.48x = 39,134,410,478.62
  5. Step 5: Solve for x
    x = 39,134,410,478.62/210,837.48
  6. Step 6: Final answer
    x = 185,614.11

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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.