Home / 219,056.24-302,297.40-118,454

Finding the Fourth Proportional to 219,056.24, 302,297.40 and 118,454

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Solution

The fourth proportional to 219,056.24, 302,297.40 and 118,454 is: 163,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,056.24 : 302,297.40 = 118,454 : x
  2. Step 2: Convert to fraction form
    219,056.24/302,297.40 = 118,454/x
  3. Step 3: Cross multiply
    219,056.24x = 302,297.40 × 118,454
  4. Step 4: Simplify right side
    219,056.24x = 35,808,336,219.60
  5. Step 5: Solve for x
    x = 35,808,336,219.60/219,056.24
  6. Step 6: Final answer
    x = 163,466.41

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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.