Home / 130,226.17-179,651.40-84,300.67

Finding the Fourth Proportional to 130,226.17, 179,651.40 and 84,300.67

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Solution

The fourth proportional to 130,226.17, 179,651.40 and 84,300.67 is: 116,295.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,226.17 : 179,651.40 = 84,300.67 : x
  2. Step 2: Convert to fraction form
    130,226.17/179,651.40 = 84,300.67/x
  3. Step 3: Cross multiply
    130,226.17x = 179,651.40 × 84,300.67
  4. Step 4: Simplify right side
    130,226.17x = 15,144,733,386.44
  5. Step 5: Solve for x
    x = 15,144,733,386.44/130,226.17
  6. Step 6: Final answer
    x = 116,295.62

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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.