Home / 96,709.48-133,465.12-55,875.35

Finding the Fourth Proportional to 96,709.48, 133,465.12 and 55,875.35

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Solution

The fourth proportional to 96,709.48, 133,465.12 and 55,875.35 is: 77,111.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,709.48 : 133,465.12 = 55,875.35 : x
  2. Step 2: Convert to fraction form
    96,709.48/133,465.12 = 55,875.35/x
  3. Step 3: Cross multiply
    96,709.48x = 133,465.12 × 55,875.35
  4. Step 4: Simplify right side
    96,709.48x = 7,457,410,486.77
  5. Step 5: Solve for x
    x = 7,457,410,486.77/96,709.48
  6. Step 6: Final answer
    x = 77,111.48

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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.