Home / 184,985.60-277,551.30-72,646.70

Finding the Fourth Proportional to 184,985.60, 277,551.30 and 72,646.70

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Solution

The fourth proportional to 184,985.60, 277,551.30 and 72,646.70 is: 108,998.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,985.60 : 277,551.30 = 72,646.70 : x
  2. Step 2: Convert to fraction form
    184,985.60/277,551.30 = 72,646.70/x
  3. Step 3: Cross multiply
    184,985.60x = 277,551.30 × 72,646.70
  4. Step 4: Simplify right side
    184,985.60x = 20,163,186,025.71
  5. Step 5: Solve for x
    x = 20,163,186,025.71/184,985.60
  6. Step 6: Final answer
    x = 108,998.68

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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.