Home / 301,036.18-415,448.56-166,900.18

Finding the Fourth Proportional to 301,036.18, 415,448.56 and 166,900.18

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Solution

The fourth proportional to 301,036.18, 415,448.56 and 166,900.18 is: 230,332.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,036.18 : 415,448.56 = 166,900.18 : x
  2. Step 2: Convert to fraction form
    301,036.18/415,448.56 = 166,900.18/x
  3. Step 3: Cross multiply
    301,036.18x = 415,448.56 × 166,900.18
  4. Step 4: Simplify right side
    301,036.18x = 69,338,439,444.74
  5. Step 5: Solve for x
    x = 69,338,439,444.74/301,036.18
  6. Step 6: Final answer
    x = 230,332.58

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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.