Home / 152,448.72-210,452.36-107,165.52

Finding the Fourth Proportional to 152,448.72, 210,452.36 and 107,165.52

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Solution

The fourth proportional to 152,448.72, 210,452.36 and 107,165.52 is: 147,939.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,448.72 : 210,452.36 = 107,165.52 : x
  2. Step 2: Convert to fraction form
    152,448.72/210,452.36 = 107,165.52/x
  3. Step 3: Cross multiply
    152,448.72x = 210,452.36 × 107,165.52
  4. Step 4: Simplify right side
    152,448.72x = 22,553,236,594.63
  5. Step 5: Solve for x
    x = 22,553,236,594.63/152,448.72
  6. Step 6: Final answer
    x = 147,939.82

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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.