Home / 150,678.06-225,477.45-130,484.76

Finding the Fourth Proportional to 150,678.06, 225,477.45 and 130,484.76

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Solution

The fourth proportional to 150,678.06, 225,477.45 and 130,484.76 is: 195,259.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,678.06 : 225,477.45 = 130,484.76 : x
  2. Step 2: Convert to fraction form
    150,678.06/225,477.45 = 130,484.76/x
  3. Step 3: Cross multiply
    150,678.06x = 225,477.45 × 130,484.76
  4. Step 4: Simplify right side
    150,678.06x = 29,421,370,948.66
  5. Step 5: Solve for x
    x = 29,421,370,948.66/150,678.06
  6. Step 6: Final answer
    x = 195,259.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.