Home / 84,925.40-127,533.90-55,473.80

Finding the Fourth Proportional to 84,925.40, 127,533.90 and 55,473.80

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Solution

The fourth proportional to 84,925.40, 127,533.90 and 55,473.80 is: 83,305.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,925.40 : 127,533.90 = 55,473.80 : x
  2. Step 2: Convert to fraction form
    84,925.40/127,533.90 = 55,473.80/x
  3. Step 3: Cross multiply
    84,925.40x = 127,533.90 × 55,473.80
  4. Step 4: Simplify right side
    84,925.40x = 7,074,790,061.82
  5. Step 5: Solve for x
    x = 7,074,790,061.82/84,925.40
  6. Step 6: Final answer
    x = 83,305.94

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1.5x scale

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.