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Finding the Fourth Proportional to 62,507.40, 86,258.01 and 35,658.48

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Solution

The fourth proportional to 62,507.40, 86,258.01 and 35,658.48 is: 49,207.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,507.40 : 86,258.01 = 35,658.48 : x
  2. Step 2: Convert to fraction form
    62,507.40/86,258.01 = 35,658.48/x
  3. Step 3: Cross multiply
    62,507.40x = 86,258.01 × 35,658.48
  4. Step 4: Simplify right side
    62,507.40x = 3,075,829,524.42
  5. Step 5: Solve for x
    x = 3,075,829,524.42/62,507.40
  6. Step 6: Final answer
    x = 49,207.45

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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.