Home / 153,140.02-229,710.03-47,967.19

Finding the Fourth Proportional to 153,140.02, 229,710.03 and 47,967.19

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Solution

The fourth proportional to 153,140.02, 229,710.03 and 47,967.19 is: 71,950.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,140.02 : 229,710.03 = 47,967.19 : x
  2. Step 2: Convert to fraction form
    153,140.02/229,710.03 = 47,967.19/x
  3. Step 3: Cross multiply
    153,140.02x = 229,710.03 × 47,967.19
  4. Step 4: Simplify right side
    153,140.02x = 11,018,543,899.76
  5. Step 5: Solve for x
    x = 11,018,543,899.76/153,140.02
  6. Step 6: Final answer
    x = 71,950.78

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1.5x scale

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.