Home / 187,075.09-280,610.61-53,951.05

Finding the Fourth Proportional to 187,075.09, 280,610.61 and 53,951.05

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Solution

The fourth proportional to 187,075.09, 280,610.61 and 53,951.05 is: 80,925.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,075.09 : 280,610.61 = 53,951.05 : x
  2. Step 2: Convert to fraction form
    187,075.09/280,610.61 = 53,951.05/x
  3. Step 3: Cross multiply
    187,075.09x = 280,610.61 × 53,951.05
  4. Step 4: Simplify right side
    187,075.09x = 15,139,237,050.64
  5. Step 5: Solve for x
    x = 15,139,237,050.64/187,075.09
  6. Step 6: Final answer
    x = 80,925.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.