Home / 249,155.48-373,782.32-91,385.30

Finding the Fourth Proportional to 249,155.48, 373,782.32 and 91,385.30

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Solution

The fourth proportional to 249,155.48, 373,782.32 and 91,385.30 is: 137,095.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,155.48 : 373,782.32 = 91,385.30 : x
  2. Step 2: Convert to fraction form
    249,155.48/373,782.32 = 91,385.30/x
  3. Step 3: Cross multiply
    249,155.48x = 373,782.32 × 91,385.30
  4. Step 4: Simplify right side
    249,155.48x = 34,158,207,122.06
  5. Step 5: Solve for x
    x = 34,158,207,122.06/249,155.48
  6. Step 6: Final answer
    x = 137,095.95

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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.