Home / 104,430.92-144,114.80-56,684.25

Finding the Fourth Proportional to 104,430.92, 144,114.80 and 56,684.25

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Solution

The fourth proportional to 104,430.92, 144,114.80 and 56,684.25 is: 78,224.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,430.92 : 144,114.80 = 56,684.25 : x
  2. Step 2: Convert to fraction form
    104,430.92/144,114.80 = 56,684.25/x
  3. Step 3: Cross multiply
    104,430.92x = 144,114.80 × 56,684.25
  4. Step 4: Simplify right side
    104,430.92x = 8,169,039,068.48
  5. Step 5: Solve for x
    x = 8,169,039,068.48/104,430.92
  6. Step 6: Final answer
    x = 78,224.34

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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.