Home / 102,549,795.29-141,518,724.43-56,140,049.22

Finding the Fourth Proportional to 102,549,795.29, 141,518,724.43 and 56,140,049.22

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Solution

The fourth proportional to 102,549,795.29, 141,518,724.43 and 56,140,049.22 is: 77,473,271.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,549,795.29 : 141,518,724.43 = 56,140,049.22 : x
  2. Step 2: Convert to fraction form
    102,549,795.29/141,518,724.43 = 56,140,049.22/x
  3. Step 3: Cross multiply
    102,549,795.29x = 141,518,724.43 × 56,140,049.22
  4. Step 4: Simplify right side
    102,549,795.29x = 7,944,868,155,051,817
  5. Step 5: Solve for x
    x = 7,944,868,155,051,817/102,549,795.29
  6. Step 6: Final answer
    x = 77,473,271.72

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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.