Home / 210,277.59-290,287.22-133,872.63

Finding the Fourth Proportional to 210,277.59, 290,287.22 and 133,872.63

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Solution

The fourth proportional to 210,277.59, 290,287.22 and 133,872.63 is: 184,810.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,277.59 : 290,287.22 = 133,872.63 : x
  2. Step 2: Convert to fraction form
    210,277.59/290,287.22 = 133,872.63/x
  3. Step 3: Cross multiply
    210,277.59x = 290,287.22 × 133,872.63
  4. Step 4: Simplify right side
    210,277.59x = 38,861,513,596.79
  5. Step 5: Solve for x
    x = 38,861,513,596.79/210,277.59
  6. Step 6: Final answer
    x = 184,810.53

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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.