Home / 152,006.24-209,764.32-84,938.24

Finding the Fourth Proportional to 152,006.24, 209,764.32 and 84,938.24

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Solution

The fourth proportional to 152,006.24, 209,764.32 and 84,938.24 is: 117,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,006.24 : 209,764.32 = 84,938.24 : x
  2. Step 2: Convert to fraction form
    152,006.24/209,764.32 = 84,938.24/x
  3. Step 3: Cross multiply
    152,006.24x = 209,764.32 × 84,938.24
  4. Step 4: Simplify right side
    152,006.24x = 17,817,012,155.60
  5. Step 5: Solve for x
    x = 17,817,012,155.60/152,006.24
  6. Step 6: Final answer
    x = 117,212.37

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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.