Home / 219,099.18-302,357.07-118,497.18

Finding the Fourth Proportional to 219,099.18, 302,357.07 and 118,497.18

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Solution

The fourth proportional to 219,099.18, 302,357.07 and 118,497.18 is: 163,526.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,099.18 : 302,357.07 = 118,497.18 : x
  2. Step 2: Convert to fraction form
    219,099.18/302,357.07 = 118,497.18/x
  3. Step 3: Cross multiply
    219,099.18x = 302,357.07 × 118,497.18
  4. Step 4: Simplify right side
    219,099.18x = 35,828,460,148.06
  5. Step 5: Solve for x
    x = 35,828,460,148.06/219,099.18
  6. Step 6: Final answer
    x = 163,526.22

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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.