Home / 93,042.14-128,395.40-52,759.58

Finding the Fourth Proportional to 93,042.14, 128,395.40 and 52,759.58

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Solution

The fourth proportional to 93,042.14, 128,395.40 and 52,759.58 is: 72,806.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,042.14 : 128,395.40 = 52,759.58 : x
  2. Step 2: Convert to fraction form
    93,042.14/128,395.40 = 52,759.58/x
  3. Step 3: Cross multiply
    93,042.14x = 128,395.40 × 52,759.58
  4. Step 4: Simplify right side
    93,042.14x = 6,774,087,377.93
  5. Step 5: Solve for x
    x = 6,774,087,377.93/93,042.14
  6. Step 6: Final answer
    x = 72,806.66

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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.