Home / 93,159.34-128,549.17-52,865.08

Finding the Fourth Proportional to 93,159.34, 128,549.17 and 52,865.08

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Solution

The fourth proportional to 93,159.34, 128,549.17 and 52,865.08 is: 72,947.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,159.34 : 128,549.17 = 52,865.08 : x
  2. Step 2: Convert to fraction form
    93,159.34/128,549.17 = 52,865.08/x
  3. Step 3: Cross multiply
    93,159.34x = 128,549.17 × 52,865.08
  4. Step 4: Simplify right side
    93,159.34x = 6,795,761,900.69
  5. Step 5: Solve for x
    x = 6,795,761,900.69/93,159.34
  6. Step 6: Final answer
    x = 72,947.73

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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.