Home / 210,044.19-289,849.47-119,387.58

Finding the Fourth Proportional to 210,044.19, 289,849.47 and 119,387.58

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Solution

The fourth proportional to 210,044.19, 289,849.47 and 119,387.58 is: 164,748.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,044.19 : 289,849.47 = 119,387.58 : x
  2. Step 2: Convert to fraction form
    210,044.19/289,849.47 = 119,387.58/x
  3. Step 3: Cross multiply
    210,044.19x = 289,849.47 × 119,387.58
  4. Step 4: Simplify right side
    210,044.19x = 34,604,426,787.58
  5. Step 5: Solve for x
    x = 34,604,426,787.58/210,044.19
  6. Step 6: Final answer
    x = 164,748.32

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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.