Home / 216,354.02-298,567.80-119,555.20

Finding the Fourth Proportional to 216,354.02, 298,567.80 and 119,555.20

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Solution

The fourth proportional to 216,354.02, 298,567.80 and 119,555.20 is: 164,985.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,354.02 : 298,567.80 = 119,555.20 : x
  2. Step 2: Convert to fraction form
    216,354.02/298,567.80 = 119,555.20/x
  3. Step 3: Cross multiply
    216,354.02x = 298,567.80 × 119,555.20
  4. Step 4: Simplify right side
    216,354.02x = 35,695,333,499.38
  5. Step 5: Solve for x
    x = 35,695,333,499.38/216,354.02
  6. Step 6: Final answer
    x = 164,985.76

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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.