Home / 179,014.96-247,026.04-105,415.76

Finding the Fourth Proportional to 179,014.96, 247,026.04 and 105,415.76

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Solution

The fourth proportional to 179,014.96, 247,026.04 and 105,415.76 is: 145,465.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,014.96 : 247,026.04 = 105,415.76 : x
  2. Step 2: Convert to fraction form
    179,014.96/247,026.04 = 105,415.76/x
  3. Step 3: Cross multiply
    179,014.96x = 247,026.04 × 105,415.76
  4. Step 4: Simplify right side
    179,014.96x = 26,040,437,746.39
  5. Step 5: Solve for x
    x = 26,040,437,746.39/179,014.96
  6. Step 6: Final answer
    x = 145,465.15

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1.5x scale

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.