Home / 371,136.36-556,707.96-118,455.24

Finding the Fourth Proportional to 371,136.36, 556,707.96 and 118,455.24

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Solution

The fourth proportional to 371,136.36, 556,707.96 and 118,455.24 is: 177,683.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,136.36 : 556,707.96 = 118,455.24 : x
  2. Step 2: Convert to fraction form
    371,136.36/556,707.96 = 118,455.24/x
  3. Step 3: Cross multiply
    371,136.36x = 556,707.96 × 118,455.24
  4. Step 4: Simplify right side
    371,136.36x = 65,944,975,011.71
  5. Step 5: Solve for x
    x = 65,944,975,011.71/371,136.36
  6. Step 6: Final answer
    x = 177,683.95

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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.