Home / 179,350.64-247,444.64-115,730.72

Finding the Fourth Proportional to 179,350.64, 247,444.64 and 115,730.72

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Solution

The fourth proportional to 179,350.64, 247,444.64 and 115,730.72 is: 159,670.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,350.64 : 247,444.64 = 115,730.72 : x
  2. Step 2: Convert to fraction form
    179,350.64/247,444.64 = 115,730.72/x
  3. Step 3: Cross multiply
    179,350.64x = 247,444.64 × 115,730.72
  4. Step 4: Simplify right side
    179,350.64x = 28,636,946,347.34
  5. Step 5: Solve for x
    x = 28,636,946,347.34/179,350.64
  6. Step 6: Final answer
    x = 159,670.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.