Home / 91,406,648.51-126,141,176.35-52,249,273.55

Finding the Fourth Proportional to 91,406,648.51, 126,141,176.35 and 52,249,273.55

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Solution

The fourth proportional to 91,406,648.51, 126,141,176.35 and 52,249,273.55 is: 72,103,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,406,648.51 : 126,141,176.35 = 52,249,273.55 : x
  2. Step 2: Convert to fraction form
    91,406,648.51/126,141,176.35 = 52,249,273.55/x
  3. Step 3: Cross multiply
    91,406,648.51x = 126,141,176.35 × 52,249,273.55
  4. Step 4: Simplify right side
    91,406,648.51x = 6,590,784,829,410,605
  5. Step 5: Solve for x
    x = 6,590,784,829,410,605/91,406,648.51
  6. Step 6: Final answer
    x = 72,103,998.30

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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.