Home / 249,358.08-374,085.90-91,587.72

Finding the Fourth Proportional to 249,358.08, 374,085.90 and 91,587.72

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Solution

The fourth proportional to 249,358.08, 374,085.90 and 91,587.72 is: 137,399.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,358.08 : 374,085.90 = 91,587.72 : x
  2. Step 2: Convert to fraction form
    249,358.08/374,085.90 = 91,587.72/x
  3. Step 3: Cross multiply
    249,358.08x = 374,085.90 × 91,587.72
  4. Step 4: Simplify right side
    249,358.08x = 34,261,674,665.15
  5. Step 5: Solve for x
    x = 34,261,674,665.15/249,358.08
  6. Step 6: Final answer
    x = 137,399.50

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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.