Home / 306,053.10-459,079.65-95,712.30

Finding the Fourth Proportional to 306,053.10, 459,079.65 and 95,712.30

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Solution

The fourth proportional to 306,053.10, 459,079.65 and 95,712.30 is: 143,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,053.10 : 459,079.65 = 95,712.30 : x
  2. Step 2: Convert to fraction form
    306,053.10/459,079.65 = 95,712.30/x
  3. Step 3: Cross multiply
    306,053.10x = 459,079.65 × 95,712.30
  4. Step 4: Simplify right side
    306,053.10x = 43,939,569,184.70
  5. Step 5: Solve for x
    x = 43,939,569,184.70/306,053.10
  6. Step 6: Final answer
    x = 143,568.45

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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.