Home / 108,948.48-150,332.54-61,192.68

Finding the Fourth Proportional to 108,948.48, 150,332.54 and 61,192.68

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Solution

The fourth proportional to 108,948.48, 150,332.54 and 61,192.68 is: 84,436.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,948.48 : 150,332.54 = 61,192.68 : x
  2. Step 2: Convert to fraction form
    108,948.48/150,332.54 = 61,192.68/x
  3. Step 3: Cross multiply
    108,948.48x = 150,332.54 × 61,192.68
  4. Step 4: Simplify right side
    108,948.48x = 9,199,250,707.84
  5. Step 5: Solve for x
    x = 9,199,250,707.84/108,948.48
  6. Step 6: Final answer
    x = 84,436.71

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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.