Home / 91,038.24-125,620.32-50,747.16

Finding the Fourth Proportional to 91,038.24, 125,620.32 and 50,747.16

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Solution

The fourth proportional to 91,038.24, 125,620.32 and 50,747.16 is: 70,024.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,038.24 : 125,620.32 = 50,747.16 : x
  2. Step 2: Convert to fraction form
    91,038.24/125,620.32 = 50,747.16/x
  3. Step 3: Cross multiply
    91,038.24x = 125,620.32 × 50,747.16
  4. Step 4: Simplify right side
    91,038.24x = 6,374,874,478.29
  5. Step 5: Solve for x
    x = 6,374,874,478.29/91,038.24
  6. Step 6: Final answer
    x = 70,024.14

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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.