Home / 130,453.48-179,946.22-86,250.93

Finding the Fourth Proportional to 130,453.48, 179,946.22 and 86,250.93

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Solution

The fourth proportional to 130,453.48, 179,946.22 and 86,250.93 is: 118,973.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,453.48 : 179,946.22 = 86,250.93 : x
  2. Step 2: Convert to fraction form
    130,453.48/179,946.22 = 86,250.93/x
  3. Step 3: Cross multiply
    130,453.48x = 179,946.22 × 86,250.93
  4. Step 4: Simplify right side
    130,453.48x = 15,520,528,824.98
  5. Step 5: Solve for x
    x = 15,520,528,824.98/130,453.48
  6. Step 6: Final answer
    x = 118,973.67

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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.