Home / 253,169.19-349,408.22-152,547.75

Finding the Fourth Proportional to 253,169.19, 349,408.22 and 152,547.75

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Solution

The fourth proportional to 253,169.19, 349,408.22 and 152,547.75 is: 210,536.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,169.19 : 349,408.22 = 152,547.75 : x
  2. Step 2: Convert to fraction form
    253,169.19/349,408.22 = 152,547.75/x
  3. Step 3: Cross multiply
    253,169.19x = 349,408.22 × 152,547.75
  4. Step 4: Simplify right side
    253,169.19x = 53,301,437,029.77
  5. Step 5: Solve for x
    x = 53,301,437,029.77/253,169.19
  6. Step 6: Final answer
    x = 210,536.82

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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.