Home / 107,515.34-148,374.97-59,120.93

Finding the Fourth Proportional to 107,515.34, 148,374.97 and 59,120.93

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Solution

The fourth proportional to 107,515.34, 148,374.97 and 59,120.93 is: 81,588.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,515.34 : 148,374.97 = 59,120.93 : x
  2. Step 2: Convert to fraction form
    107,515.34/148,374.97 = 59,120.93/x
  3. Step 3: Cross multiply
    107,515.34x = 148,374.97 × 59,120.93
  4. Step 4: Simplify right side
    107,515.34x = 8,772,066,438.26
  5. Step 5: Solve for x
    x = 8,772,066,438.26/107,515.34
  6. Step 6: Final answer
    x = 81,588.98

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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.