Home / 152,420.08-210,394.96-124,076.56

Finding the Fourth Proportional to 152,420.08, 210,394.96 and 124,076.56

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Solution

The fourth proportional to 152,420.08, 210,394.96 and 124,076.56 is: 171,270.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,420.08 : 210,394.96 = 124,076.56 : x
  2. Step 2: Convert to fraction form
    152,420.08/210,394.96 = 124,076.56/x
  3. Step 3: Cross multiply
    152,420.08x = 210,394.96 × 124,076.56
  4. Step 4: Simplify right side
    152,420.08x = 26,105,082,878.14
  5. Step 5: Solve for x
    x = 26,105,082,878.14/152,420.08
  6. Step 6: Final answer
    x = 171,270.63

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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.