Home / 64,953.09-89,634.80-36,271.06

Finding the Fourth Proportional to 64,953.09, 89,634.80 and 36,271.06

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Solution

The fourth proportional to 64,953.09, 89,634.80 and 36,271.06 is: 50,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,953.09 : 89,634.80 = 36,271.06 : x
  2. Step 2: Convert to fraction form
    64,953.09/89,634.80 = 36,271.06/x
  3. Step 3: Cross multiply
    64,953.09x = 89,634.80 × 36,271.06
  4. Step 4: Simplify right side
    64,953.09x = 3,251,149,075.48
  5. Step 5: Solve for x
    x = 3,251,149,075.48/64,953.09
  6. Step 6: Final answer
    x = 50,053.80

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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.