Home / 162,682.41-242,916.20-143,547.58

Finding the Fourth Proportional to 162,682.41, 242,916.20 and 143,547.58

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Solution

The fourth proportional to 162,682.41, 242,916.20 and 143,547.58 is: 214,344.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,682.41 : 242,916.20 = 143,547.58 : x
  2. Step 2: Convert to fraction form
    162,682.41/242,916.20 = 143,547.58/x
  3. Step 3: Cross multiply
    162,682.41x = 242,916.20 × 143,547.58
  4. Step 4: Simplify right side
    162,682.41x = 34,870,031,327.77
  5. Step 5: Solve for x
    x = 34,870,031,327.77/162,682.41
  6. Step 6: Final answer
    x = 214,344.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.