Home / 91,036.17-125,630.46-50,752.50

Finding the Fourth Proportional to 91,036.17, 125,630.46 and 50,752.50

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Solution

The fourth proportional to 91,036.17, 125,630.46 and 50,752.50 is: 70,038.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,036.17 : 125,630.46 = 50,752.50 : x
  2. Step 2: Convert to fraction form
    91,036.17/125,630.46 = 50,752.50/x
  3. Step 3: Cross multiply
    91,036.17x = 125,630.46 × 50,752.50
  4. Step 4: Simplify right side
    91,036.17x = 6,376,059,921.15
  5. Step 5: Solve for x
    x = 6,376,059,921.15/91,036.17
  6. Step 6: Final answer
    x = 70,038.75

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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.