Home / 75,677.33-104,430.73-43,410.32

Finding the Fourth Proportional to 75,677.33, 104,430.73 and 43,410.32

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Solution

The fourth proportional to 75,677.33, 104,430.73 and 43,410.32 is: 59,903.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,677.33 : 104,430.73 = 43,410.32 : x
  2. Step 2: Convert to fraction form
    75,677.33/104,430.73 = 43,410.32/x
  3. Step 3: Cross multiply
    75,677.33x = 104,430.73 × 43,410.32
  4. Step 4: Simplify right side
    75,677.33x = 4,533,371,407.13
  5. Step 5: Solve for x
    x = 4,533,371,407.13/75,677.33
  6. Step 6: Final answer
    x = 59,903.96

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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.