Home / 155,005.52-232,510.98-42,685.16

Finding the Fourth Proportional to 155,005.52, 232,510.98 and 42,685.16

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Solution

The fourth proportional to 155,005.52, 232,510.98 and 42,685.16 is: 64,028.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,005.52 : 232,510.98 = 42,685.16 : x
  2. Step 2: Convert to fraction form
    155,005.52/232,510.98 = 42,685.16/x
  3. Step 3: Cross multiply
    155,005.52x = 232,510.98 × 42,685.16
  4. Step 4: Simplify right side
    155,005.52x = 9,924,768,383.06
  5. Step 5: Solve for x
    x = 9,924,768,383.06/155,005.52
  6. Step 6: Final answer
    x = 64,028.48

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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.