Home / 90,097,239.52-124,343,457.56-54,817,549.22

Finding the Fourth Proportional to 90,097,239.52, 124,343,457.56 and 54,817,549.22

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Solution

The fourth proportional to 90,097,239.52, 124,343,457.56 and 54,817,549.22 is: 75,653,856.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,097,239.52 : 124,343,457.56 = 54,817,549.22 : x
  2. Step 2: Convert to fraction form
    90,097,239.52/124,343,457.56 = 54,817,549.22/x
  3. Step 3: Cross multiply
    90,097,239.52x = 124,343,457.56 × 54,817,549.22
  4. Step 4: Simplify right side
    90,097,239.52x = 6,816,203,604,980,281
  5. Step 5: Solve for x
    x = 6,816,203,604,980,281/90,097,239.52
  6. Step 6: Final answer
    x = 75,653,856.23

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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.