Home / 91,547.88-126,332.22-53,308.44

Finding the Fourth Proportional to 91,547.88, 126,332.22 and 53,308.44

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Solution

The fourth proportional to 91,547.88, 126,332.22 and 53,308.44 is: 73,563.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,547.88 : 126,332.22 = 53,308.44 : x
  2. Step 2: Convert to fraction form
    91,547.88/126,332.22 = 53,308.44/x
  3. Step 3: Cross multiply
    91,547.88x = 126,332.22 × 53,308.44
  4. Step 4: Simplify right side
    91,547.88x = 6,734,573,569.94
  5. Step 5: Solve for x
    x = 6,734,573,569.94/91,547.88
  6. Step 6: Final answer
    x = 73,563.40

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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.