Home / 249,586.85-374,417.13-91,803.71

Finding the Fourth Proportional to 249,586.85, 374,417.13 and 91,803.71

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Solution

The fourth proportional to 249,586.85, 374,417.13 and 91,803.71 is: 137,719.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,586.85 : 374,417.13 = 91,803.71 : x
  2. Step 2: Convert to fraction form
    249,586.85/374,417.13 = 91,803.71/x
  3. Step 3: Cross multiply
    249,586.85x = 374,417.13 × 91,803.71
  4. Step 4: Simplify right side
    249,586.85x = 34,372,881,621.55
  5. Step 5: Solve for x
    x = 34,372,881,621.55/249,586.85
  6. Step 6: Final answer
    x = 137,719.12

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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.