Home / 210,462.93-290,445.23-114,975.79

Finding the Fourth Proportional to 210,462.93, 290,445.23 and 114,975.79

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Solution

The fourth proportional to 210,462.93, 290,445.23 and 114,975.79 is: 158,670.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,462.93 : 290,445.23 = 114,975.79 : x
  2. Step 2: Convert to fraction form
    210,462.93/290,445.23 = 114,975.79/x
  3. Step 3: Cross multiply
    210,462.93x = 290,445.23 × 114,975.79
  4. Step 4: Simplify right side
    210,462.93x = 33,394,169,332.31
  5. Step 5: Solve for x
    x = 33,394,169,332.31/210,462.93
  6. Step 6: Final answer
    x = 158,670.08

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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.