Home / 180,875.98-249,721.71-116,456.91

Finding the Fourth Proportional to 180,875.98, 249,721.71 and 116,456.91

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Solution

The fourth proportional to 180,875.98, 249,721.71 and 116,456.91 is: 160,783.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,875.98 : 249,721.71 = 116,456.91 : x
  2. Step 2: Convert to fraction form
    180,875.98/249,721.71 = 116,456.91/x
  3. Step 3: Cross multiply
    180,875.98x = 249,721.71 × 116,456.91
  4. Step 4: Simplify right side
    180,875.98x = 29,081,818,706.52
  5. Step 5: Solve for x
    x = 29,081,818,706.52/180,875.98
  6. Step 6: Final answer
    x = 160,783.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.