Home / 132,701.06-183,124.73-72,272.77

Finding the Fourth Proportional to 132,701.06, 183,124.73 and 72,272.77

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Solution

The fourth proportional to 132,701.06, 183,124.73 and 72,272.77 is: 99,734.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,701.06 : 183,124.73 = 72,272.77 : x
  2. Step 2: Convert to fraction form
    132,701.06/183,124.73 = 72,272.77/x
  3. Step 3: Cross multiply
    132,701.06x = 183,124.73 × 72,272.77
  4. Step 4: Simplify right side
    132,701.06x = 13,234,931,215.47
  5. Step 5: Solve for x
    x = 13,234,931,215.47/132,701.06
  6. Step 6: Final answer
    x = 99,734.93

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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.