Home / 261,484.20-360,925.47-154,088.83

Finding the Fourth Proportional to 261,484.20, 360,925.47 and 154,088.83

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Solution

The fourth proportional to 261,484.20, 360,925.47 and 154,088.83 is: 212,688.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,484.20 : 360,925.47 = 154,088.83 : x
  2. Step 2: Convert to fraction form
    261,484.20/360,925.47 = 154,088.83/x
  3. Step 3: Cross multiply
    261,484.20x = 360,925.47 × 154,088.83
  4. Step 4: Simplify right side
    261,484.20x = 55,614,583,840.66
  5. Step 5: Solve for x
    x = 55,614,583,840.66/261,484.20
  6. Step 6: Final answer
    x = 212,688.12

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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.