Home / 184,769.10-277,226.55-72,430.20

Finding the Fourth Proportional to 184,769.10, 277,226.55 and 72,430.20

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Solution

The fourth proportional to 184,769.10, 277,226.55 and 72,430.20 is: 108,673.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,769.10 : 277,226.55 = 72,430.20 : x
  2. Step 2: Convert to fraction form
    184,769.10/277,226.55 = 72,430.20/x
  3. Step 3: Cross multiply
    184,769.10x = 277,226.55 × 72,430.20
  4. Step 4: Simplify right side
    184,769.10x = 20,079,574,461.81
  5. Step 5: Solve for x
    x = 20,079,574,461.81/184,769.10
  6. Step 6: Final answer
    x = 108,673.88

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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.