Home / 306,573.07-459,928.79-93,360.06

Finding the Fourth Proportional to 306,573.07, 459,928.79 and 93,360.06

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Solution

The fourth proportional to 306,573.07, 459,928.79 and 93,360.06 is: 140,061.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,573.07 : 459,928.79 = 93,360.06 : x
  2. Step 2: Convert to fraction form
    306,573.07/459,928.79 = 93,360.06/x
  3. Step 3: Cross multiply
    306,573.07x = 459,928.79 × 93,360.06
  4. Step 4: Simplify right side
    306,573.07x = 42,938,979,430.13
  5. Step 5: Solve for x
    x = 42,938,979,430.13/306,573.07
  6. Step 6: Final answer
    x = 140,061.16

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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.