Home / 180,495.09-249,082.22-98,830.76

Finding the Fourth Proportional to 180,495.09, 249,082.22 and 98,830.76

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Solution

The fourth proportional to 180,495.09, 249,082.22 and 98,830.76 is: 136,385.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,495.09 : 249,082.22 = 98,830.76 : x
  2. Step 2: Convert to fraction form
    180,495.09/249,082.22 = 98,830.76/x
  3. Step 3: Cross multiply
    180,495.09x = 249,082.22 × 98,830.76
  4. Step 4: Simplify right side
    180,495.09x = 24,616,983,365.52
  5. Step 5: Solve for x
    x = 24,616,983,365.52/180,495.09
  6. Step 6: Final answer
    x = 136,385.89

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1.5x scale

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.