Home / 93,312.32-128,775.04-50,873.28

Finding the Fourth Proportional to 93,312.32, 128,775.04 and 50,873.28

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Solution

The fourth proportional to 93,312.32, 128,775.04 and 50,873.28 is: 70,207.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312.32 : 128,775.04 = 50,873.28 : x
  2. Step 2: Convert to fraction form
    93,312.32/128,775.04 = 50,873.28/x
  3. Step 3: Cross multiply
    93,312.32x = 128,775.04 × 50,873.28
  4. Step 4: Simplify right side
    93,312.32x = 6,551,208,666.93
  5. Step 5: Solve for x
    x = 6,551,208,666.93/93,312.32
  6. Step 6: Final answer
    x = 70,207.33

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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.