Home / 91,220.70-125,848.80-52,973.70

Finding the Fourth Proportional to 91,220.70, 125,848.80 and 52,973.70

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Solution

The fourth proportional to 91,220.70, 125,848.80 and 52,973.70 is: 73,082.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,220.70 : 125,848.80 = 52,973.70 : x
  2. Step 2: Convert to fraction form
    91,220.70/125,848.80 = 52,973.70/x
  3. Step 3: Cross multiply
    91,220.70x = 125,848.80 × 52,973.70
  4. Step 4: Simplify right side
    91,220.70x = 6,666,676,576.56
  5. Step 5: Solve for x
    x = 6,666,676,576.56/91,220.70
  6. Step 6: Final answer
    x = 73,082.94

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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.