Home / 229,426.76-316,598.16-127,458.80

Finding the Fourth Proportional to 229,426.76, 316,598.16 and 127,458.80

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Solution

The fourth proportional to 229,426.76, 316,598.16 and 127,458.80 is: 175,887.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,426.76 : 316,598.16 = 127,458.80 : x
  2. Step 2: Convert to fraction form
    229,426.76/316,598.16 = 127,458.80/x
  3. Step 3: Cross multiply
    229,426.76x = 316,598.16 × 127,458.80
  4. Step 4: Simplify right side
    229,426.76x = 40,353,221,555.81
  5. Step 5: Solve for x
    x = 40,353,221,555.81/229,426.76
  6. Step 6: Final answer
    x = 175,887.16

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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.