Home / 93,146.34-128,554.62-52,876.38

Finding the Fourth Proportional to 93,146.34, 128,554.62 and 52,876.38

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Solution

The fourth proportional to 93,146.34, 128,554.62 and 52,876.38 is: 72,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,146.34 : 128,554.62 = 52,876.38 : x
  2. Step 2: Convert to fraction form
    93,146.34/128,554.62 = 52,876.38/x
  3. Step 3: Cross multiply
    93,146.34x = 128,554.62 × 52,876.38
  4. Step 4: Simplify right side
    93,146.34x = 6,797,502,937.88
  5. Step 5: Solve for x
    x = 6,797,502,937.88/93,146.34
  6. Step 6: Final answer
    x = 72,976.60

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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.