Home / 53,633.58-74,091.54-42,864.66

Finding the Fourth Proportional to 53,633.58, 74,091.54 and 42,864.66

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Solution

The fourth proportional to 53,633.58, 74,091.54 and 42,864.66 is: 59,214.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,633.58 : 74,091.54 = 42,864.66 : x
  2. Step 2: Convert to fraction form
    53,633.58/74,091.54 = 42,864.66/x
  3. Step 3: Cross multiply
    53,633.58x = 74,091.54 × 42,864.66
  4. Step 4: Simplify right side
    53,633.58x = 3,175,908,831.72
  5. Step 5: Solve for x
    x = 3,175,908,831.72/53,633.58
  6. Step 6: Final answer
    x = 59,214.94

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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.