Home / 229,320.09-316,465.89-125,953.58

Finding the Fourth Proportional to 229,320.09, 316,465.89 and 125,953.58

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Solution

The fourth proportional to 229,320.09, 316,465.89 and 125,953.58 is: 173,818.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,320.09 : 316,465.89 = 125,953.58 : x
  2. Step 2: Convert to fraction form
    229,320.09/316,465.89 = 125,953.58/x
  3. Step 3: Cross multiply
    229,320.09x = 316,465.89 × 125,953.58
  4. Step 4: Simplify right side
    229,320.09x = 39,860,012,112.23
  5. Step 5: Solve for x
    x = 39,860,012,112.23/229,320.09
  6. Step 6: Final answer
    x = 173,818.23

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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.