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Finding the Fourth Proportional to 107,535, 148,396.44 and 59,782.20

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Solution

The fourth proportional to 107,535, 148,396.44 and 59,782.20 is: 82,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,535 : 148,396.44 = 59,782.20 : x
  2. Step 2: Convert to fraction form
    107,535/148,396.44 = 59,782.20/x
  3. Step 3: Cross multiply
    107,535x = 148,396.44 × 59,782.20
  4. Step 4: Simplify right side
    107,535x = 8,871,465,655.37
  5. Step 5: Solve for x
    x = 8,871,465,655.37/107,535
  6. Step 6: Final answer
    x = 82,498.40

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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.