Home / 219,205.32-302,503.34-118,603.32

Finding the Fourth Proportional to 219,205.32, 302,503.34 and 118,603.32

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Solution

The fourth proportional to 219,205.32, 302,503.34 and 118,603.32 is: 163,672.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,205.32 : 302,503.34 = 118,603.32 : x
  2. Step 2: Convert to fraction form
    219,205.32/302,503.34 = 118,603.32/x
  3. Step 3: Cross multiply
    219,205.32x = 302,503.34 × 118,603.32
  4. Step 4: Simplify right side
    219,205.32x = 35,877,900,435.09
  5. Step 5: Solve for x
    x = 35,877,900,435.09/219,205.32
  6. Step 6: Final answer
    x = 163,672.58

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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.