Home / 249,137.76-373,856.08-91,382.16

Finding the Fourth Proportional to 249,137.76, 373,856.08 and 91,382.16

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Solution

The fourth proportional to 249,137.76, 373,856.08 and 91,382.16 is: 137,128.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,137.76 : 373,856.08 = 91,382.16 : x
  2. Step 2: Convert to fraction form
    249,137.76/373,856.08 = 91,382.16/x
  3. Step 3: Cross multiply
    249,137.76x = 373,856.08 × 91,382.16
  4. Step 4: Simplify right side
    249,137.76x = 34,163,776,119.53
  5. Step 5: Solve for x
    x = 34,163,776,119.53/249,137.76
  6. Step 6: Final answer
    x = 137,128.05

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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.