Home / 102,518.66-153,846.62-42,547.18

Finding the Fourth Proportional to 102,518.66, 153,846.62 and 42,547.18

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Solution

The fourth proportional to 102,518.66, 153,846.62 and 42,547.18 is: 63,849.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,518.66 : 153,846.62 = 42,547.18 : x
  2. Step 2: Convert to fraction form
    102,518.66/153,846.62 = 42,547.18/x
  3. Step 3: Cross multiply
    102,518.66x = 153,846.62 × 42,547.18
  4. Step 4: Simplify right side
    102,518.66x = 6,545,740,236.55
  5. Step 5: Solve for x
    x = 6,545,740,236.55/102,518.66
  6. Step 6: Final answer
    x = 63,849.26

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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.