Home / 107,485.44-148,313.34-59,738.64

Finding the Fourth Proportional to 107,485.44, 148,313.34 and 59,738.64

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Solution

The fourth proportional to 107,485.44, 148,313.34 and 59,738.64 is: 82,430.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,485.44 : 148,313.34 = 59,738.64 : x
  2. Step 2: Convert to fraction form
    107,485.44/148,313.34 = 59,738.64/x
  3. Step 3: Cross multiply
    107,485.44x = 148,313.34 × 59,738.64
  4. Step 4: Simplify right side
    107,485.44x = 8,860,037,225.46
  5. Step 5: Solve for x
    x = 8,860,037,225.46/107,485.44
  6. Step 6: Final answer
    x = 82,430.12

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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.