Home / 93,070.49-128,433.51-50,629.01

Finding the Fourth Proportional to 93,070.49, 128,433.51 and 50,629.01

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Solution

The fourth proportional to 93,070.49, 128,433.51 and 50,629.01 is: 69,865.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,070.49 : 128,433.51 = 50,629.01 : x
  2. Step 2: Convert to fraction form
    93,070.49/128,433.51 = 50,629.01/x
  3. Step 3: Cross multiply
    93,070.49x = 128,433.51 × 50,629.01
  4. Step 4: Simplify right side
    93,070.49x = 6,502,460,819.96
  5. Step 5: Solve for x
    x = 6,502,460,819.96/93,070.49
  6. Step 6: Final answer
    x = 69,865.98

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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.