Home / 107,948.90-162,019.64-107,547.01

Finding the Fourth Proportional to 107,948.90, 162,019.64 and 107,547.01

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Solution

The fourth proportional to 107,948.90, 162,019.64 and 107,547.01 is: 161,416.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,948.90 : 162,019.64 = 107,547.01 : x
  2. Step 2: Convert to fraction form
    107,948.90/162,019.64 = 107,547.01/x
  3. Step 3: Cross multiply
    107,948.90x = 162,019.64 × 107,547.01
  4. Step 4: Simplify right side
    107,948.90x = 17,424,727,707.09
  5. Step 5: Solve for x
    x = 17,424,727,707.09/107,948.90
  6. Step 6: Final answer
    x = 161,416.44

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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.