Home / 95,547.60-143,343.48-28,080.64

Finding the Fourth Proportional to 95,547.60, 143,343.48 and 28,080.64

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Solution

The fourth proportional to 95,547.60, 143,343.48 and 28,080.64 is: 42,127.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,547.60 : 143,343.48 = 28,080.64 : x
  2. Step 2: Convert to fraction form
    95,547.60/143,343.48 = 28,080.64/x
  3. Step 3: Cross multiply
    95,547.60x = 143,343.48 × 28,080.64
  4. Step 4: Simplify right side
    95,547.60x = 4,025,175,941.51
  5. Step 5: Solve for x
    x = 4,025,175,941.51/95,547.60
  6. Step 6: Final answer
    x = 42,127.44

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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.