Home / 188,235.53-282,332.63-55,117.08

Finding the Fourth Proportional to 188,235.53, 282,332.63 and 55,117.08

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Solution

The fourth proportional to 188,235.53, 282,332.63 and 55,117.08 is: 82,669.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,235.53 : 282,332.63 = 55,117.08 : x
  2. Step 2: Convert to fraction form
    188,235.53/282,332.63 = 55,117.08/x
  3. Step 3: Cross multiply
    188,235.53x = 282,332.63 × 55,117.08
  4. Step 4: Simplify right side
    188,235.53x = 15,561,349,878.74
  5. Step 5: Solve for x
    x = 15,561,349,878.74/188,235.53
  6. Step 6: Final answer
    x = 82,669.57

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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.