Home / 119,142.08-178,646.88-49,068.80

Finding the Fourth Proportional to 119,142.08, 178,646.88 and 49,068.80

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Solution

The fourth proportional to 119,142.08, 178,646.88 and 49,068.80 is: 73,575.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,142.08 : 178,646.88 = 49,068.80 : x
  2. Step 2: Convert to fraction form
    119,142.08/178,646.88 = 49,068.80/x
  3. Step 3: Cross multiply
    119,142.08x = 178,646.88 × 49,068.80
  4. Step 4: Simplify right side
    119,142.08x = 8,765,988,025.34
  5. Step 5: Solve for x
    x = 8,765,988,025.34/119,142.08
  6. Step 6: Final answer
    x = 73,575.92

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1.5x scale

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.