Home / 91,020.16-125,607.52-50,733.48

Finding the Fourth Proportional to 91,020.16, 125,607.52 and 50,733.48

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Solution

The fourth proportional to 91,020.16, 125,607.52 and 50,733.48 is: 70,012.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,020.16 : 125,607.52 = 50,733.48 : x
  2. Step 2: Convert to fraction form
    91,020.16/125,607.52 = 50,733.48/x
  3. Step 3: Cross multiply
    91,020.16x = 125,607.52 × 50,733.48
  4. Step 4: Simplify right side
    91,020.16x = 6,372,506,603.77
  5. Step 5: Solve for x
    x = 6,372,506,603.77/91,020.16
  6. Step 6: Final answer
    x = 70,012.03

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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.