Home / 306,110.36-459,199.04-103,852.51

Finding the Fourth Proportional to 306,110.36, 459,199.04 and 103,852.51

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Solution

The fourth proportional to 306,110.36, 459,199.04 and 103,852.51 is: 155,790.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,110.36 : 459,199.04 = 103,852.51 : x
  2. Step 2: Convert to fraction form
    306,110.36/459,199.04 = 103,852.51/x
  3. Step 3: Cross multiply
    306,110.36x = 459,199.04 × 103,852.51
  4. Step 4: Simplify right side
    306,110.36x = 47,688,971,226.33
  5. Step 5: Solve for x
    x = 47,688,971,226.33/306,110.36
  6. Step 6: Final answer
    x = 155,790.12

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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.