Home / 109,284.81-150,827.39-61,547.49

Finding the Fourth Proportional to 109,284.81, 150,827.39 and 61,547.49

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Solution

The fourth proportional to 109,284.81, 150,827.39 and 61,547.49 is: 84,943.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,284.81 : 150,827.39 = 61,547.49 : x
  2. Step 2: Convert to fraction form
    109,284.81/150,827.39 = 61,547.49/x
  3. Step 3: Cross multiply
    109,284.81x = 150,827.39 × 61,547.49
  4. Step 4: Simplify right side
    109,284.81x = 9,283,047,277.75
  5. Step 5: Solve for x
    x = 9,283,047,277.75/109,284.81
  6. Step 6: Final answer
    x = 84,943.62

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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.