Home / 104,543.04-144,193.12-66,314.24

Finding the Fourth Proportional to 104,543.04, 144,193.12 and 66,314.24

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Solution

The fourth proportional to 104,543.04, 144,193.12 and 66,314.24 is: 91,465.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,543.04 : 144,193.12 = 66,314.24 : x
  2. Step 2: Convert to fraction form
    104,543.04/144,193.12 = 66,314.24/x
  3. Step 3: Cross multiply
    104,543.04x = 144,193.12 × 66,314.24
  4. Step 4: Simplify right side
    104,543.04x = 9,562,057,166.03
  5. Step 5: Solve for x
    x = 9,562,057,166.03/104,543.04
  6. Step 6: Final answer
    x = 91,465.27

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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.