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Finding the Fourth Proportional to 119,673.99, 179,547.44 and 56,542.59

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Solution

The fourth proportional to 119,673.99, 179,547.44 and 56,542.59 is: 84,831.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,673.99 : 179,547.44 = 56,542.59 : x
  2. Step 2: Convert to fraction form
    119,673.99/179,547.44 = 56,542.59/x
  3. Step 3: Cross multiply
    119,673.99x = 179,547.44 × 56,542.59
  4. Step 4: Simplify right side
    119,673.99x = 10,152,077,002.76
  5. Step 5: Solve for x
    x = 10,152,077,002.76/119,673.99
  6. Step 6: Final answer
    x = 84,831.11

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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.