Home / 132,897.12-183,397.36-73,281.12

Finding the Fourth Proportional to 132,897.12, 183,397.36 and 73,281.12

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Solution

The fourth proportional to 132,897.12, 183,397.36 and 73,281.12 is: 101,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,897.12 : 183,397.36 = 73,281.12 : x
  2. Step 2: Convert to fraction form
    132,897.12/183,397.36 = 73,281.12/x
  3. Step 3: Cross multiply
    132,897.12x = 183,397.36 × 73,281.12
  4. Step 4: Simplify right side
    132,897.12x = 13,439,563,945.84
  5. Step 5: Solve for x
    x = 13,439,563,945.84/132,897.12
  6. Step 6: Final answer
    x = 101,127.58

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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.