Home / 133,639.63-184,427.28-73,210.25

Finding the Fourth Proportional to 133,639.63, 184,427.28 and 73,210.25

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Solution

The fourth proportional to 133,639.63, 184,427.28 and 73,210.25 is: 101,032.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,639.63 : 184,427.28 = 73,210.25 : x
  2. Step 2: Convert to fraction form
    133,639.63/184,427.28 = 73,210.25/x
  3. Step 3: Cross multiply
    133,639.63x = 184,427.28 × 73,210.25
  4. Step 4: Simplify right side
    133,639.63x = 13,501,967,462.15
  5. Step 5: Solve for x
    x = 13,501,967,462.15/133,639.63
  6. Step 6: Final answer
    x = 101,032.66

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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.