Home / 249,509.07-374,263.22-99,784.46

Finding the Fourth Proportional to 249,509.07, 374,263.22 and 99,784.46

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Solution

The fourth proportional to 249,509.07, 374,263.22 and 99,784.46 is: 149,676.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,509.07 : 374,263.22 = 99,784.46 : x
  2. Step 2: Convert to fraction form
    249,509.07/374,263.22 = 99,784.46/x
  3. Step 3: Cross multiply
    249,509.07x = 374,263.22 × 99,784.46
  4. Step 4: Simplify right side
    249,509.07x = 37,345,652,806.64
  5. Step 5: Solve for x
    x = 37,345,652,806.64/249,509.07
  6. Step 6: Final answer
    x = 149,676.54

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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.