Home / 109,547.67-151,176.87-64,252.47

Finding the Fourth Proportional to 109,547.67, 151,176.87 and 64,252.47

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Solution

The fourth proportional to 109,547.67, 151,176.87 and 64,252.47 is: 88,669.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,547.67 : 151,176.87 = 64,252.47 : x
  2. Step 2: Convert to fraction form
    109,547.67/151,176.87 = 64,252.47/x
  3. Step 3: Cross multiply
    109,547.67x = 151,176.87 × 64,252.47
  4. Step 4: Simplify right side
    109,547.67x = 9,713,487,304.37
  5. Step 5: Solve for x
    x = 9,713,487,304.37/109,547.67
  6. Step 6: Final answer
    x = 88,669.05

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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.