Home / 93,278.44-128,708.54-52,437.16

Finding the Fourth Proportional to 93,278.44, 128,708.54 and 52,437.16

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Solution

The fourth proportional to 93,278.44, 128,708.54 and 52,437.16 is: 72,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,278.44 : 128,708.54 = 52,437.16 : x
  2. Step 2: Convert to fraction form
    93,278.44/128,708.54 = 52,437.16/x
  3. Step 3: Cross multiply
    93,278.44x = 128,708.54 × 52,437.16
  4. Step 4: Simplify right side
    93,278.44x = 6,749,110,043.16
  5. Step 5: Solve for x
    x = 6,749,110,043.16/93,278.44
  6. Step 6: Final answer
    x = 72,354.45

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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.