Home / 107,548.32-160,985.52-69,547.17

Finding the Fourth Proportional to 107,548.32, 160,985.52 and 69,547.17

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Solution

The fourth proportional to 107,548.32, 160,985.52 and 69,547.17 is: 104,102.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,548.32 : 160,985.52 = 69,547.17 : x
  2. Step 2: Convert to fraction form
    107,548.32/160,985.52 = 69,547.17/x
  3. Step 3: Cross multiply
    107,548.32x = 160,985.52 × 69,547.17
  4. Step 4: Simplify right side
    107,548.32x = 11,196,087,326.98
  5. Step 5: Solve for x
    x = 11,196,087,326.98/107,548.32
  6. Step 6: Final answer
    x = 104,102.86

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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.