Home / 229,427.01-316,598.51-127,459.05

Finding the Fourth Proportional to 229,427.01, 316,598.51 and 127,459.05

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Solution

The fourth proportional to 229,427.01, 316,598.51 and 127,459.05 is: 175,887.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,427.01 : 316,598.51 = 127,459.05 : x
  2. Step 2: Convert to fraction form
    229,427.01/316,598.51 = 127,459.05/x
  3. Step 3: Cross multiply
    229,427.01x = 316,598.51 × 127,459.05
  4. Step 4: Simplify right side
    229,427.01x = 40,353,344,678.72
  5. Step 5: Solve for x
    x = 40,353,344,678.72/229,427.01
  6. Step 6: Final answer
    x = 175,887.51

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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.