Home / 349,316.28-524,076.48-112,653.72

Finding the Fourth Proportional to 349,316.28, 524,076.48 and 112,653.72

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Solution

The fourth proportional to 349,316.28, 524,076.48 and 112,653.72 is: 169,013.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,316.28 : 524,076.48 = 112,653.72 : x
  2. Step 2: Convert to fraction form
    349,316.28/524,076.48 = 112,653.72/x
  3. Step 3: Cross multiply
    349,316.28x = 524,076.48 × 112,653.72
  4. Step 4: Simplify right side
    349,316.28x = 59,039,165,036.51
  5. Step 5: Solve for x
    x = 59,039,165,036.51/349,316.28
  6. Step 6: Final answer
    x = 169,013.49

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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.