Home / 185,014.05-255,368.70-104,488.71

Finding the Fourth Proportional to 185,014.05, 255,368.70 and 104,488.71

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Solution

The fourth proportional to 185,014.05, 255,368.70 and 104,488.71 is: 144,222.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,014.05 : 255,368.70 = 104,488.71 : x
  2. Step 2: Convert to fraction form
    185,014.05/255,368.70 = 104,488.71/x
  3. Step 3: Cross multiply
    185,014.05x = 255,368.70 × 104,488.71
  4. Step 4: Simplify right side
    185,014.05x = 26,683,146,037.38
  5. Step 5: Solve for x
    x = 26,683,146,037.38/185,014.05
  6. Step 6: Final answer
    x = 144,222.27

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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.