Home / 97,877.36-146,792.04-31,303.70

Finding the Fourth Proportional to 97,877.36, 146,792.04 and 31,303.70

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Solution

The fourth proportional to 97,877.36, 146,792.04 and 31,303.70 is: 46,947.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,877.36 : 146,792.04 = 31,303.70 : x
  2. Step 2: Convert to fraction form
    97,877.36/146,792.04 = 31,303.70/x
  3. Step 3: Cross multiply
    97,877.36x = 146,792.04 × 31,303.70
  4. Step 4: Simplify right side
    97,877.36x = 4,595,133,248.59
  5. Step 5: Solve for x
    x = 4,595,133,248.59/97,877.36
  6. Step 6: Final answer
    x = 46,947.87

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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.