Home / 55,086.10-76,042.07-37,205.32

Finding the Fourth Proportional to 55,086.10, 76,042.07 and 37,205.32

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Solution

The fourth proportional to 55,086.10, 76,042.07 and 37,205.32 is: 51,359.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,086.10 : 76,042.07 = 37,205.32 : x
  2. Step 2: Convert to fraction form
    55,086.10/76,042.07 = 37,205.32/x
  3. Step 3: Cross multiply
    55,086.10x = 76,042.07 × 37,205.32
  4. Step 4: Simplify right side
    55,086.10x = 2,829,169,547.81
  5. Step 5: Solve for x
    x = 2,829,169,547.81/55,086.10
  6. Step 6: Final answer
    x = 51,359.05

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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.