Home / 107,472,530.90-148,312,132.53-61,062,845.78

Finding the Fourth Proportional to 107,472,530.90, 148,312,132.53 and 61,062,845.78

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Solution

The fourth proportional to 107,472,530.90, 148,312,132.53 and 61,062,845.78 is: 84,266,749.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,472,530.90 : 148,312,132.53 = 61,062,845.78 : x
  2. Step 2: Convert to fraction form
    107,472,530.90/148,312,132.53 = 61,062,845.78/x
  3. Step 3: Cross multiply
    107,472,530.90x = 148,312,132.53 × 61,062,845.78
  4. Step 4: Simplify right side
    107,472,530.90x = 9,056,360,875,982,312
  5. Step 5: Solve for x
    x = 9,056,360,875,982,312/107,472,530.90
  6. Step 6: Final answer
    x = 84,266,749.84

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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.