Home / 113,536.12-156,678.49-62,547.84

Finding the Fourth Proportional to 113,536.12, 156,678.49 and 62,547.84

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Solution

The fourth proportional to 113,536.12, 156,678.49 and 62,547.84 is: 86,315.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,536.12 : 156,678.49 = 62,547.84 : x
  2. Step 2: Convert to fraction form
    113,536.12/156,678.49 = 62,547.84/x
  3. Step 3: Cross multiply
    113,536.12x = 156,678.49 × 62,547.84
  4. Step 4: Simplify right side
    113,536.12x = 9,799,900,184.20
  5. Step 5: Solve for x
    x = 9,799,900,184.20/113,536.12
  6. Step 6: Final answer
    x = 86,315.26

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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.