Home / 162,916.10-244,386.30-57,721.40

Finding the Fourth Proportional to 162,916.10, 244,386.30 and 57,721.40

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Solution

The fourth proportional to 162,916.10, 244,386.30 and 57,721.40 is: 86,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,916.10 : 244,386.30 = 57,721.40 : x
  2. Step 2: Convert to fraction form
    162,916.10/244,386.30 = 57,721.40/x
  3. Step 3: Cross multiply
    162,916.10x = 244,386.30 × 57,721.40
  4. Step 4: Simplify right side
    162,916.10x = 14,106,319,376.82
  5. Step 5: Solve for x
    x = 14,106,319,376.82/162,916.10
  6. Step 6: Final answer
    x = 86,586.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.