Home / 110,421.16-152,381.91-62,675.31

Finding the Fourth Proportional to 110,421.16, 152,381.91 and 62,675.31

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Solution

The fourth proportional to 110,421.16, 152,381.91 and 62,675.31 is: 86,492.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,421.16 : 152,381.91 = 62,675.31 : x
  2. Step 2: Convert to fraction form
    110,421.16/152,381.91 = 62,675.31/x
  3. Step 3: Cross multiply
    110,421.16x = 152,381.91 × 62,675.31
  4. Step 4: Simplify right side
    110,421.16x = 9,550,583,447.64
  5. Step 5: Solve for x
    x = 9,550,583,447.64/110,421.16
  6. Step 6: Final answer
    x = 86,492.33

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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.