Home / 249,315.48-374,184.60-99,661.44

Finding the Fourth Proportional to 249,315.48, 374,184.60 and 99,661.44

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Solution

The fourth proportional to 249,315.48, 374,184.60 and 99,661.44 is: 149,576.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,315.48 : 374,184.60 = 99,661.44 : x
  2. Step 2: Convert to fraction form
    249,315.48/374,184.60 = 99,661.44/x
  3. Step 3: Cross multiply
    249,315.48x = 374,184.60 × 99,661.44
  4. Step 4: Simplify right side
    249,315.48x = 37,291,776,061.82
  5. Step 5: Solve for x
    x = 37,291,776,061.82/249,315.48
  6. Step 6: Final answer
    x = 149,576.66

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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.