Home / 104,970.36-157,409.22-30,073.59

Finding the Fourth Proportional to 104,970.36, 157,409.22 and 30,073.59

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Solution

The fourth proportional to 104,970.36, 157,409.22 and 30,073.59 is: 45,097.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,970.36 : 157,409.22 = 30,073.59 : x
  2. Step 2: Convert to fraction form
    104,970.36/157,409.22 = 30,073.59/x
  3. Step 3: Cross multiply
    104,970.36x = 157,409.22 × 30,073.59
  4. Step 4: Simplify right side
    104,970.36x = 4,733,860,344.50
  5. Step 5: Solve for x
    x = 4,733,860,344.50/104,970.36
  6. Step 6: Final answer
    x = 45,097.11

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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.