Home / 249,816.10-374,614.80-100,006.60

Finding the Fourth Proportional to 249,816.10, 374,614.80 and 100,006.60

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Solution

The fourth proportional to 249,816.10, 374,614.80 and 100,006.60 is: 149,966.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,816.10 : 374,614.80 = 100,006.60 : x
  2. Step 2: Convert to fraction form
    249,816.10/374,614.80 = 100,006.60/x
  3. Step 3: Cross multiply
    249,816.10x = 374,614.80 × 100,006.60
  4. Step 4: Simplify right side
    249,816.10x = 37,463,952,457.68
  5. Step 5: Solve for x
    x = 37,463,952,457.68/249,816.10
  6. Step 6: Final answer
    x = 149,966.12

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1.5x scale

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.