Home / 150,953.04-208,283.40-83,883.60

Finding the Fourth Proportional to 150,953.04, 208,283.40 and 83,883.60

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Solution

The fourth proportional to 150,953.04, 208,283.40 and 83,883.60 is: 115,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,953.04 : 208,283.40 = 83,883.60 : x
  2. Step 2: Convert to fraction form
    150,953.04/208,283.40 = 83,883.60/x
  3. Step 3: Cross multiply
    150,953.04x = 208,283.40 × 83,883.60
  4. Step 4: Simplify right side
    150,953.04x = 17,471,561,412.24
  5. Step 5: Solve for x
    x = 17,471,561,412.24/150,953.04
  6. Step 6: Final answer
    x = 115,741.70

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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.