Home / 93,279.10-128,725.28-50,837.63

Finding the Fourth Proportional to 93,279.10, 128,725.28 and 50,837.63

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Solution

The fourth proportional to 93,279.10, 128,725.28 and 50,837.63 is: 70,156.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,279.10 : 128,725.28 = 50,837.63 : x
  2. Step 2: Convert to fraction form
    93,279.10/128,725.28 = 50,837.63/x
  3. Step 3: Cross multiply
    93,279.10x = 128,725.28 × 50,837.63
  4. Step 4: Simplify right side
    93,279.10x = 6,544,087,931.83
  5. Step 5: Solve for x
    x = 6,544,087,931.83/93,279.10
  6. Step 6: Final answer
    x = 70,156.00

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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.