Home / 249,071.88-373,580.08-89,141.36

Finding the Fourth Proportional to 249,071.88, 373,580.08 and 89,141.36

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Solution

The fourth proportional to 249,071.88, 373,580.08 and 89,141.36 is: 133,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,071.88 : 373,580.08 = 89,141.36 : x
  2. Step 2: Convert to fraction form
    249,071.88/373,580.08 = 89,141.36/x
  3. Step 3: Cross multiply
    249,071.88x = 373,580.08 × 89,141.36
  4. Step 4: Simplify right side
    249,071.88x = 33,301,436,400.11
  5. Step 5: Solve for x
    x = 33,301,436,400.11/249,071.88
  6. Step 6: Final answer
    x = 133,702.11

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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.