Home / 93,026.86-128,374.38-52,744.36

Finding the Fourth Proportional to 93,026.86, 128,374.38 and 52,744.36

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Solution

The fourth proportional to 93,026.86, 128,374.38 and 52,744.36 is: 72,785.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,026.86 : 128,374.38 = 52,744.36 : x
  2. Step 2: Convert to fraction form
    93,026.86/128,374.38 = 52,744.36/x
  3. Step 3: Cross multiply
    93,026.86x = 128,374.38 × 52,744.36
  4. Step 4: Simplify right side
    93,026.86x = 6,771,024,513.50
  5. Step 5: Solve for x
    x = 6,771,024,513.50/93,026.86
  6. Step 6: Final answer
    x = 72,785.69

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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.