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Finding the Fourth Proportional to 184,547.70, 276,807.15 and 72,206.10

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Solution

The fourth proportional to 184,547.70, 276,807.15 and 72,206.10 is: 108,303.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,547.70 : 276,807.15 = 72,206.10 : x
  2. Step 2: Convert to fraction form
    184,547.70/276,807.15 = 72,206.10/x
  3. Step 3: Cross multiply
    184,547.70x = 276,807.15 × 72,206.10
  4. Step 4: Simplify right side
    184,547.70x = 19,987,164,753.62
  5. Step 5: Solve for x
    x = 19,987,164,753.62/184,547.70
  6. Step 6: Final answer
    x = 108,303.52

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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.