Home / 234,038.16-322,947-133,436.16

Finding the Fourth Proportional to 234,038.16, 322,947 and 133,436.16

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Solution

The fourth proportional to 234,038.16, 322,947 and 133,436.16 is: 184,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,038.16 : 322,947 = 133,436.16 : x
  2. Step 2: Convert to fraction form
    234,038.16/322,947 = 133,436.16/x
  3. Step 3: Cross multiply
    234,038.16x = 322,947 × 133,436.16
  4. Step 4: Simplify right side
    234,038.16x = 43,092,807,563.52
  5. Step 5: Solve for x
    x = 43,092,807,563.52/234,038.16
  6. Step 6: Final answer
    x = 184,127.27

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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.