Home / 91,165.34-125,814.48-50,886.95

Finding the Fourth Proportional to 91,165.34, 125,814.48 and 50,886.95

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Solution

The fourth proportional to 91,165.34, 125,814.48 and 50,886.95 is: 70,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,165.34 : 125,814.48 = 50,886.95 : x
  2. Step 2: Convert to fraction form
    91,165.34/125,814.48 = 50,886.95/x
  3. Step 3: Cross multiply
    91,165.34x = 125,814.48 × 50,886.95
  4. Step 4: Simplify right side
    91,165.34x = 6,402,315,153.04
  5. Step 5: Solve for x
    x = 6,402,315,153.04/91,165.34
  6. Step 6: Final answer
    x = 70,227.51

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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.