Home / 179,485.83-247,686.73-98,911.28

Finding the Fourth Proportional to 179,485.83, 247,686.73 and 98,911.28

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Solution

The fourth proportional to 179,485.83, 247,686.73 and 98,911.28 is: 136,495.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,485.83 : 247,686.73 = 98,911.28 : x
  2. Step 2: Convert to fraction form
    179,485.83/247,686.73 = 98,911.28/x
  3. Step 3: Cross multiply
    179,485.83x = 247,686.73 × 98,911.28
  4. Step 4: Simplify right side
    179,485.83x = 24,499,011,875.25
  5. Step 5: Solve for x
    x = 24,499,011,875.25/179,485.83
  6. Step 6: Final answer
    x = 136,495.52

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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.