Home / 349,964.16-525,029.86-113,307.10

Finding the Fourth Proportional to 349,964.16, 525,029.86 and 113,307.10

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Solution

The fourth proportional to 349,964.16, 525,029.86 and 113,307.10 is: 169,987.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,964.16 : 525,029.86 = 113,307.10 : x
  2. Step 2: Convert to fraction form
    349,964.16/525,029.86 = 113,307.10/x
  3. Step 3: Cross multiply
    349,964.16x = 525,029.86 × 113,307.10
  4. Step 4: Simplify right side
    349,964.16x = 59,489,610,850.01
  5. Step 5: Solve for x
    x = 59,489,610,850.01/349,964.16
  6. Step 6: Final answer
    x = 169,987.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.