Home / 107,259.15-148,018.28-59,513.43

Finding the Fourth Proportional to 107,259.15, 148,018.28 and 59,513.43

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Solution

The fourth proportional to 107,259.15, 148,018.28 and 59,513.43 is: 82,128.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,259.15 : 148,018.28 = 59,513.43 : x
  2. Step 2: Convert to fraction form
    107,259.15/148,018.28 = 59,513.43/x
  3. Step 3: Cross multiply
    107,259.15x = 148,018.28 × 59,513.43
  4. Step 4: Simplify right side
    107,259.15x = 8,809,075,247.93
  5. Step 5: Solve for x
    x = 8,809,075,247.93/107,259.15
  6. Step 6: Final answer
    x = 82,128.89

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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.